defence exam Agniveer Army Clerk/Store Keeper 2025 Mock Test Series Quantitative Aptitude Time and Work Work Efficiency
A tailor can stitch 5 dresses in 16 days while his son can stitch 6 dresses in 20 days. In how many days can they stitch 49 dresses if they work together?
1
50 days
2
80 days
3
40 days
4
30 days