MathDB

14

Part of 2014 India PRMO

Problems(1)

2014 preRMO p14, 8-ounce mixture of coffee and milk for Manjul’s family

Source:

8/9/2019
One morning, each member of Manjul’s family drank an 88-ounce mixture of coffee and milk. The amounts of coffee and milk varied from cup to cup, but were never zero. Manjul drank 1/71/7-th of the total amount of milk and 2/172/17-th of the total amount of coffee. How many people are there in Manjul’s family?
Inequality