self Maths Puzzle Numerical Ability Number System

Find the least number which when divided by 25,40,60 leaves 7 as remainder in eash case.

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self Other Question

2,5,9,15,25,__,__ A certain work can be completed in 15 days by 12 men, 18 women and 24 boys respectively. How long would 3 men, 9 women and 18 boys have to work together to do it ?