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A man is paid r naira per hour for normal work ... - JAMB Mathematics 1998 Question

A man is paid r naira per hour for normal work and double rate for overtime. if he does a 35-hour week which includes q hours of overtime, what is his weekly earning in naira?
A
r(35 + q)
B
q(35r - q)
C
q(35 + r)
D
r(35 + 2q)
correct option: d
The cost of normal work = 35r

The cost of overtime = q x 2r = 2qr

The man's total weekly earning = 35r + 2qr

= r(35 + 2q)
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