Others Maths Puzzle

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Others Other Question

A can do some work in 24 days,B can do it 32 days and C can di it in 60 days.They start working together.A left after working for 6 days and B left after working for 8 days.How many more days are required to complete the whole work???
22,25,20,30
Ans=30 days
The school committee of a small town wanted to determine the average children per household of the town. They divided the total no. of children in the town by total no. of households. Total no. of households = 50. Which of the following statements must be true if the average children per household are 2.2?