Solve the problem.In one U.S. city, the quadratic function 
models the median, or average, age, y, at which men were first married x years after 1900. In which year was this average age at a minimum? (Round to the nearest year.) What was the average age at first marriage for that year? (Round to the nearest tenth.)
A. 1936, 52.3 years old
B. 1965, 21.2 years old
C. 1954, 36 years old
D. 1965, 52.3 years old
Answer: B
Mathematics
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State whether the relation is a function.This graph shows the speed of a car, in miles per hour (mph), at various times after a driver applies the brakes. 
A. It is a function. B. It is not a function.
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Find the difference.8.800 - 7.550
A. 16.350 B. 1.250 C. 1.350 D. 1.150
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Clear fractions and solve.
- 
= 0
A. -7 B. -5 C. 5 D. 7
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Solve the problem.Nadine sold two kinds of tickets to her class play. Student tickets cost $4.00 each, and adult tickets cost 
each. If Nadine sold a total of 37 tickets for $193.00, how many student tickets did she sell?
A. 23 tickets B. 21 tickets C. 18 tickets D. 19 tickets
Mathematics