A) 288
B) 18
C) 48
D) 72

Multiple Choice

$$\text { If } \mathrm { f } \text { varies jointly as } \mathrm { q } ^ { 2 } \text { and } h \text {, and } \mathrm { f } = 36 \text { when } \mathrm { q } = 2 \text { and } h = 3 \text {, find } \mathrm { f } \text { when } \mathrm { q } = 4 \text { and } \mathrm { h } = 6 \text {. }$$

A) 288
B) 18
C) 48
D) 72