Solve the problem.The height of a box is 8 inches. Its length is 5 inches more than its width. Find the length if the volume is 288 cubic inches.
A. 8 in.
B. 4 in.
C. 36 in.
D. 9 in.
Answer: D
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List the elements in the sample space of the experiment.A box contains 13 white cards numbered 1 through 13. List the sample space of the event choosing one card with a number greater than 6.
A. {6, 7, 8, 9, 10, 11, 12, 13} B. {7, 8, 9, 10, 11, 12, 13} C. {11} D. {1, 2, 3, . . . 13}
Read the method of solving the system of equations.
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Solving the first equation for y, we have 
. Substituting this value of y into the second equation, we have
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The equation is quadratic. We write it in standard form and apply the quadratic formula.
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Use the method shown above to solve the system of equations.
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B. ?
C. 
D. ?
E. ?
Use estimation to determine which quotients is wrong.
A. 13,413,036 ÷ 71 = 188,916 B. 545,525 ÷ 25 = 21,821 C. 1,978,671 ÷ 157 = 12,603 D. 903,504 ÷ 28 = 30,268
Solve the problem.There were 460 people at a play. The admission price was $2 for adults and $1 for children. The admission receipts were $670. How many adults and how many children attended?
A. 210 adults and 250 children B. 167 adults and 293 children C. 125 adults and 335 children D. 250 adults and 210 children