Solve the Problem $V ( T ) = 48 \mathrm {~T} ^ { 2 }$

Multiple Choice

Solve the problem. Give the answer to the nearest tenth.
-The hang-time function $V ( T ) = 48 \mathrm {~T} ^ { 2 }$ , relates vertical leap to hang time. A player has a vertical leap of 30 in. What is his hang time?

A) $0.6 \mathrm { sec }$
B) $37.9 \mathrm { sec }$
C) $1.3 \mathrm { sec }$
D) $0.8 \mathrm { sec }$