Solve the problem.Mari drops a ball from a height of 21 meters and notices that on each bounce the ball returns to about 
of its previous height. About how far will ball travel before it comes to rest?
A. 52.5 m
B. 126 m
C. 105 m
D. 63 m
Answer: C
Mathematics
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Perform the indicated operations. (Remember that the order of operations is to multiply or divide from left to right.)
? 
÷ 
A. 
B. 
C. 
D. 1
Mathematics
Convert the decimal to a percent. 0.1974
A. 0.01974% B. 1.974% C. 197.4% D. 19.74%
Mathematics
Solve.Find the area and perimeter of the rectangle. Simplify each expression. 
+ 1 ft
A. area: 7 sq ft, perimeter: 4 ft
B. area: 63 sq ft, perimeter: 8
+ 2 ft
C. area: (9 + 4
) sq ft, perimeter: 8
ft
D. area: 7 sq ft, perimeter: 8
ft
Mathematics
Factor the trinomial completely.18x2 - 63x - 36
A. 9(2x - 1)(x + 4) B. (18x - 9)(x + 4) C. 9(2x + 1)(x - 4) D. (2x - 1)(9x + 36)
Mathematics