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Question

When a person calculated his average expenses from Monday to friday, it was ₹ 400. When he calculated from Monday to Saturday it was ₹ 450.

What was his expenditure on Saturday?


A

₹ 750

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B

₹ 600

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C

₹ 450

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D

₹ 700

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Solution

The correct option is D

₹ 700


Average expenditure for 5 days = ₹ 400

Total expenditure for 5 days = 400 × 5 = ₹ 2000

Average expenditure for 6 days = ₹ 450

Total expenditure for 5 days = 450 × 6 = ₹ 2700

Expenditure on Saturday = ₹ 2700 - ₹ 2000 = ₹ 700


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