SAT Math Practice Question #14629 - SATify | SATify

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SAT Math Practice Question #14629 - SATify | SATify

#14629

functions

applications

medium

180 sec

The temperature $T (h)$ in degrees Fahrenheit in a city $h$ hours after 5 a.m. is modeled by the function $T (h) = - 0.2 (h - 12)^{2} + 80$ for $0 \leq h \leq 18$ . Which of the following is the best interpretation of the statement " $T (7) = 75.8$ " in this context?

A.

The predicted temperature was 7 degrees Fahrenheit 75.8 hours after 5 a.m.

B.

The predicted temperature increased to 75.8 degrees Fahrenheit after 7 hours.

C.

The predicted temperature was 75.8 degrees Fahrenheit 7 hours after 5 a.m.

D.

The predicted temperature was 7 hours after 5 a.m. when it reached 75.8 degrees Fahrenheit.