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The table shows the daily expenditure on the food of 25 households in a locality:The mean daily expenditure on food is: - Mathematics

MCQ

The table shows the daily expenditure on the food of 25 households in a locality:

100-150 150-200 200-250 250-300 300-350
Households 4 5 12 2 2

The mean daily expenditure on food is:

Options

  • ₹ 11.10/-

  • ₹ 161/-

  • ₹ 211/-

  • ₹ 261/-

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Solution

₹ 211/-

Explanation:

The mean =

`(125xx4+175xx5+225+12+275xx2+325xx2)/(4+5+12+2+2)`

`=(500+875+2700+550+650)/25`

`=5275/25=211`

Concept: Ratio and Proportion (Entrance Exam)
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