The average monthly salary of the workers in a workshop is ₹ 8,500. If the average monthly salary of 7 workers is ₹ 10,000 and average monthly salary of the rest is ₹ 7,800, the total number of workers in the workshop is:
- AOption (a)
18
- BOption (b)
20
- COption (c)
22
- DOption (d)
24
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Correct answer
18










