Evaluate using the order of operations.(6.5 - 10) ÷ 4 - 2 ? 
A. -3.25
B. -1.75
C. -1.875
D. -1.5
Answer: C
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Solve the problem.A company predicts that sales will increase rapidly after a new product is released, with the number of units sold weekly modeled by N = 7000(0.2)0.5t, where t represents the number of weeks after the product is released. What is the expected upper limit on the number of units sold per week?
A. 1400 units B. 7000 units C. 8400 units D. 9100 units
Determine whether the graph of the polynomial has y-axis symmetry, origin symmetry, or neither.f(x) = -x3(x + 1)2(x - 7)
A. y-axis symmetry B. origin symmetry C. neither
Solve the problem.A circular fountain has a diameter of 7 feet. Approximate the perimeter of the fountain, using 3.14 as an approximation for 
A. 10.99 ft B. 153.86 ft C. 21.98 ft D. 43.96 ft
Give three kinds of notation for the percent.149%
A. 
; 149 × 
; 149 × 0.001
B. 
; 149 × 
; 149 × 0.01
C. 
; 149 × 
; 149 × 0.1
D. 
; 149 × 
; 149 × 0.0001