Name: SAT Math Help & School Math Mastery
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#30376

applications

functions

medium

75 sec

Calculator OK

The function $V (t)$ represents the volume of water, in gallons, remaining in a leaking tank $t$ minutes after the leak began. Which of the following statements correctly uses function notation to represent the situation: "After 45 minutes, there were 120 gallons of water left in the tank"?

A.

$V (120) = 45$

B.

$V (t) = 45$ when $t = 120$

C.

$V (45) = 120$

D.

$V (t) = 120$ for $t$ minutes