Sum
16 boys went to the canteen to have tea and snacks together. The bill amounted to Rs. 114.40. What will be the contribution of a boy who pays for himself and 5 others?
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Solution
16 boys pay for bill = Rs.114.40
1 boy pays for bill = Rs.`114.40/16` = Rs.7.15
∴ Contribution of a boy who pays for himself and 5 others = 6 × 7.15 = Rs.42.90
Concept: Concept for Unitary Method (With Only Direct Variation Implied)
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