A Problem Solving Approach to Mathematics for Elementary School Teachers (13th Edition)

Chapter 8

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Denote the weights of Animal D, Animal C, and ... more

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; Find the number of blue tiles needed to cover ... more

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; Find the number of tiles to cover white tiles ... more

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; Multiply the variable   with the number 45 and ... more

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; Add the number 5 to the variable   and equate ... more

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; The pattern follows an arithmetic sequence.... more

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dollars ; The entry-pass cost for pupils is 5 ... more

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; Write the general term of the arithmetic ... more

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; Write the formula for the general term of the ... more

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feet ; The height of Object B from the ground ... more

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Day 31 ; The time required to wear the Object L ... more

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; Write the general form of Fibonacci sequence... more

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; Let   be the number of females.Let   be the ... more

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; Let   be the number of Object C.Let   be the ... more

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figure: sticksfigure: sticks ; The number of ... more

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dollars ; Let   be the number of students and   be... more

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Individual M:  Individual D:   ; Let   be the ... more

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; To represent   in terms of   and , use the ... more

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; The formula for the   term of the geometric ... more

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; The height to which Object B bounces follows a ... more

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; An arithmetic sequence is determined by , where... more

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No,  cannot be the geometric sequence as the ... more

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The person knows that the chosen number will be ... more

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; Let  . Substitute 1, 2, and 3 for   to ... more

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Person J is wrong, because it depends upon the ... more

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Yes. For instance, set   such that   is a variable... more

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The sequence   is obtained to be an arithmetic on ... more

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Each object in the figure represents a variable.... more

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: One-pint serving: Number of gallons ; In the ... more

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In the books of class 1 to class 5, the concept of... more

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One container of Color Y contains 72 Object P. As ... more

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Substitute 2 for   into the equations ,  ,  , and... more

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The price of each Food Item CB increases by an ... more

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Savings       ; The savings form an arithmetic ... more

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Person B: 69Person A: 207Person C: 220 ; Let the ... more

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An addition or subtraction equation can be formed ... more

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Person C had pens initially.  ; It is given that ... more

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Subtraction property of equalityCancellation ... more

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; Assume that the triangle is , square is , and ... more

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; There are 4 matchsticks in the first shape, 7 ... more

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; Assume that the number of tickets sold to ... more

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Eldest: Middle: Youngest: ; Let the amount ... more

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Long pieces: and Short piece: ; Let the length of... more

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Coin D: 17Coin N: 50 ; Let the number of Coin D be... more

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Individual M: 14 yearsIndividual R: 4 years ; Let ... more

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; Let the number of graduate students be . Then, ... more

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; Add all the three sides and equate their sum to... more

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; For the given arithmetic sequence, the common ... more

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90 feet ; The perimeter of the square is given by... more

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148, 149, 150, 151 ; Let the smallest number be . ... more

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In second last figure: 298 Object M;In last figure... more

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; Let the number of passes sold to students be , ... more

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Eldest: ; Youngest: ; Other two:   ; Let the ... more

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5 years ; Let the present age of person A is   ... more

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; Let the number of item S with person D be .... more

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; Let the number of teachers be , then the number... more

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Length: ; width:   ; Let the length and width (in ... more

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; Write the general term of the geometric ... more

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Let   be the smallest negative number, then   and ... more

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The three consecutive numbers are such that each ... more

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Place both the sides of the equation on the two ... more

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No solution is possible, because, on solving , ... more

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Reflexive property is satisfied, because for any ... more

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Claim is wrong as one solution exists for the ... more

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No, three quantities can be found by using only ... more

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There might be an error while setting up the ... more

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The pupil skipped the steps and did not mention ... more

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The professor is insisting on a particular way ... more

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For infinite number of values of ,  is exactly ... more

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; Use the subtraction property of equality.... more

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Subtraction property of equalityCancellation ... more

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Multiplication and division ; Multiplication and ... more

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; The sum of all the students, except the first ... more

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; Let  ,  ,  ,  , and   be the 5 consecutive even... more

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Person Ju: ; Person J: ; Person T:   ; Assume that... more

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; Use the formula  , where   and   are the first ... more

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; Use the formula  , where   and   are the first ... more

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Through grade 1 to grade 5, students are taught ... more

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Let the option be correct. Then, one square ... more

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Number of Object Ls sent by person T is 8.This ... more

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The height of Animal D in can be obtained by ... more

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If no Item CBs are made then  .Find the amount   ... more

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A function is a relation in which each element of ... more

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Yes, the given relation is a function because, for... more

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A function is a relation in which each element of ... more

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For of weight, the average quantity of medicine ... more

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; Assume the value of input as .Enter   on the ... more

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; Create a table by using the number of sticks ... more

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; In each step, the number of squares is ... more

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; Let the value of input be .Enter on the first ... more

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Yes because for every element in , a unique arrow ... more

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Yes, it is because in a one-to-one correspondence... more

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No; For instance, an ordered pair set   is not a ... more

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Write a function for the area of three square-... more

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Let   and . A function could be , where the input ... more

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Draw a pattern of figures of Object M in which the... more

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Write the cost function of playing video games at ... more

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Write the cost function for the price of goods at ... more

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; Calculate the   term of the geometric sequence ... more

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A function can have two inputs from two different ... more

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The given data represents a function as each input... more

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Yes,  is a one-to-one function as every distinct ... more

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Whenever a value is not there in the domain of the... more

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Yes, because each input value is giving a unique ... more

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Yes, the output 24 is for two different inputs, ... more

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4 hours ; The variables are time and distance.Let... more

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; Calculate the first four terms of the ... more

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; In Fibonacci sequence, the next term is the sum... more

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The function for the input and output to be the ... more

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Entire Proof Answer: Observe the trends in the ... more

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; Subtract 32 from both sides of the given ... more

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The graph of linear equations gives the particular... more

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Solution: ; Plot the graph of the given equations... more

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As the intersection point of the equations in a ... more

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The graphs of parts (a) and (b) can be obtained as... more

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;  None; ;   ; On comparing the given equation   ... more

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Yes;    ; Use the equation , where represents ... more

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; Draw two straight lines perpendicular to each ... more

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; Take the points and .Substitute 4 for , 3 for... more

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Kerosene: 1000 gallonsGasoline: 4000 gallons ; Let... more

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; Let the number of quarters be denoted by   and ... more

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Equation-intercept -intercept  ; Observe that ... more

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; Let   be the required number of inches.Observe ... more

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; The formula of the slope of a line is where   ... more

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; Subtract 10 from 18 to obtain the difference in... more

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; When a line is parallel to another line, it has... more

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Entire Proof Answer: Take the given coordinates ... more

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No; The geometric sequence can be linked to a ... more

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Let there be two lines that satisfy the required ... more

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When , the two lines will intersect at one point... more

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The value of   can be determined using any of the ... more

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A line can have a slope as an irrational number if... more

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A vertical line has an undefined slope. For ... more

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Individual J should acknowledge that . ; To obtain... more

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The equation of a line having an undefined slope ... more

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As either of the equations will be a constant ... more

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The equation   is not linear as both the ... more

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; Plot the graph of the given equations,  and... more

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The intersection point of the equations in a ... more

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; Substitute the value 12 for   into the equation... more

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G1 has selected four equations as , , , and . G2 ... more

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The line in the given graph does not touch the  -... more

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; From the given graph, Tank T loses 50 gallons ... more

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; The next explosion occurs after   minutes.... more

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; The point at which the graph crosses the  -axis... more

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10th term:  Ratio:   ; Substitute   as 10 into the... more

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; Multiply   by 13 and equate it to . ; more

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The number of girls is 103 times the number of ... more

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; Let number of yards be and number of feet be .... more

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; Let the whole numbers be  such that their sum ... more

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; Let the number be .Divide the number by 13. ; ... more

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Person M: 666; Person J: 222; Person P: 111 ; ... more

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8 Object B for children were not returned for 3 ... more

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Person R: 50; Person D: 150; Person J: 300 ; ... more

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