Sameer can do a piece of work in 20 days. Manish alone can do the same...
GIVEN:
Sameer can do a piece of work in 20 days
Manish can do a piece of work in 30 days
Total wages = Rs. 200
CONCEPT:The wages will be distributed between them in the ratio of their work efficiencies. Ratio of their work efficiencies –
FORMULA USED: Ratio of distribution of wages,
⇒ S : M = 3:2
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Sameer can do a piece of work in 20 days. Manish alone can do the same...
Calculation:
Step 1: Calculate their individual work rates
- Sameer can complete the work in 20 days, so his work rate is 1/20 of the work per day.
- Manish can complete the work in 30 days, so his work rate is 1/30 of the work per day.
Step 2: Calculate their combined work rate
- When Sameer and Manish work together, their combined work rate is (1/20 + 1/30) = 1/12 of the work per day.
Step 3: Calculate the total wages earned
- Since they complete the work in 12 days when working together, the total wages for the work are Rs. 200.
- Therefore, their combined wages per day are Rs. 200/12 = Rs. 16.67.
Step 4: Calculate Sameer's wages
- Sameer's individual work rate is 1/20 of the work per day.
- Since the combined work rate is 1/12 of the work per day, Sameer's share of the wages should be (1/20)/(1/12) = 12/20 = 60% of the total wages.
- Therefore, Sameer should be paid 60% of Rs. 200, which is Rs. 120.
Therefore, Sameer should be paid Rs. 120 if they work together for the entire duration. Hence, the correct answer is option B.