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? - Mathematics
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?
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)
Is there an error in this question or solution?
Chapter 10: Direct and Inverse Variations - Exercise 10 (C) [Page 125]