14 persons earn Rs. 400 in 10 days. How many persons are required to earn Rs. 600.
- 18
- 24
- 21
- 15
- None of these
Explanation
14 ---- 400 x ----- 600 ___________ Using BCM
we have, 14*600 = 400*x
Solving the equation, we have 8400/400 = x
So, 21 = x,
Or, x = 21
ND16-8-2023
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