regulatoryBody NABARD Development Assistant 2022 Mock Test Quantitative Aptitude Time and Work Work Efficiency
12 women can complete a piece of work in 20 days, whereas 20 children alone take 30 days to complete the same piece of work. How many days will 12 women and 20 children together take to complete the piece of work?
1
10 days
2
12 days
3
13 days
4
15 days
5
22 days