Round to Two Decimal Places Unless Otherwise Indicated $y$ Is the Minimum Number of Hours of Studying Required to Average

Round to two decimal places unless otherwise indicated.
If the average cost per unit C(x) to produce x units of plywood is given by C(x) , what is the
-In the following formula, $y$ is the minimum number of hours of studying required to attain a test score of $\mathrm { x } : \mathrm { y } = \frac { 0.37 \mathrm { x } } { 100.5 - \mathrm { x } }$ . How many hours of study are needed to score $82 ?$

A) $1.64 \mathrm { hr }$
B) $16.40 \mathrm { hr }$
C) $4.22 \mathrm { hr }$
D) $101.04 \mathrm { hr }$