Solve.In 1985, the number of female athletes participating in Summer Olympic-Type Games was 550. In 1996, about 3550 participated in the Summer Olympics in Atlanta. Assuming that 
and that the exponential model applies, find the value of k rounded to the hundredths place, and write the function.
A. k = 0.16; P(t) = 500e0.16t
B. k = 0.17; P(t) = 500e0.27t
C. k = 0.19; P(t) = 500e0.19t
D. k = 0.17; P(t) = 500e0.17t
Answer: D
Mathematics
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Refer to the double-bar graph below which shows the number of male (M) and female (F) athletes at a university over a four-year period. Solve the problem. 
YEARHow many more male athletes than female athletes were there in 1987?
A. 150 B. 0 C. 100 D. 50
Mathematics
Supply the missing numbers. Round decimals to the nearest thousandth and percents to the nearest tenth of a percent.fractiondecimalpercent?0.5
A.
 ? | 50% |
B.
 ? | 5% |
C.
 ? | 5% |
D.
 ? | 50% |
Mathematics
Without graphing, find the line of symmetry.f(x) = - 
(x + 6)2 - 1
A. x = -1 B. x = -6 C. x = 7 D. x = 5
Mathematics
Multiply.(7x3y)(-8x4y5)
A. 56x7y5 B. -56x7y5 C. -56x12y5 D. -56x7y6
Mathematics