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1. If ‘x’ men can do a work in 8 days and ‘x + 4’ men can do it in 6 days, what is the value of ‘x’?
- A. 4
- B. 4
- C. 4
- D. 4
Answer: Option D
Explanation:
Hints: x জন করে 8 দিনে
1 জন করে 8x দিনে
(x + 4) জন করে 6 দিনে
1 জন করে 6(x + 4) দিনে
এখন, 8x = 6x + 24
2x = 24
x = 12
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