$\mathrm{y}$ Varies Jointly As $\mathrm{x}$ And $\mathrm{z}$ If $\mathrm{y}=882$ When $\mathrm{x}=7$ And $\mathrm{z}=18$ , Find

Multiple Choice

$\mathrm{y}$ varies jointly as $\mathrm{x}$ and $\mathrm{z}$ . If $\mathrm{y}=882$ when $\mathrm{x}=7$ and $\mathrm{z}=18$ , find $\mathrm{y}$ when $\mathrm{x}=6$ and $\mathrm{z}=3$ .

A) 126
B) 111,132
C) 49
D) 162