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The average monthly expenditure of a family is ₹ 2,200 during first three months, 2,550 dur-ing next four months and ₹ 3,120 during last five months of the year. If the total savings during the year was ₹ 1,260, what is the average monthly income ?
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- ₹ 1,260
- ₹ 1,280
- ₹ 2,805
- ₹ 2,850
- ₹ 1,260
Correct Option: C
Total expenditure of the year = ₹ (3 × 2200 + 4 × 2550 + 5 × 3120)
Total expenditure of the year = ₹ (6600 + 10200 + 15600) = ₹ 32400
∴ Total income of the year = ₹ (32400 + 1260)
Total income of the year = ₹ 33660
| ∴ Average monthly income = ₹ | = ₹ 2805 | |
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