Figure 25-3
Tiffany Manufacturing Company Produces X and Y with Contribution

Figure 25-3
Tiffany Manufacturing Company produces X and Y with contribution margins per unit of £10 and £90, respectively. Only 200 labour hours and 400 machine hours are available for production.
Time requirements to produce one unit of X and Y are as follows: $\begin{array}{cc}&\text { Product A } & \text { Product B } \\\text { Labour hours per unit }&1&2 \\\text { Machine hours per unit }&5&1\end{array}$
-Refer to Figure 25-3. What is the constraint on machine hours for Tiffany Manufacturing Company?

A) 10X + 90Y $\le$ 200
B) 1X + 2Y $\le$ 400
C) 1X + 2Y $\le$ 200
D) 5X + 1Y $\le$ 400