engineering recuitment NIC NIELIT Scientist B 2023 Mock Test Quantitative Aptitude Time and Work Work Efficiency
Raj can build a house in 16 days by himself, while Suraj can do it in 12 days. Raj and Suraj work on alternate days. How many days would the house take to build if Raj starts working on the first day?
1
13
2
\(11\frac14\)
3
\(13\frac34\)
4
11