

MCQOPTIONS
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1. |
X men working x hours per day can do x units of a work in x days. How much work can be completed by y men working y hours per day in y days? |
A. | x2y2 units |
B. | y3x2 units |
C. | x3y2 units |
D. | y2x2 units |
Answer» C. x3y2 units | |