Banner 0
Banner 1
Banner 2
Banner 3
Banner 4
Banner 5
Banner 6

Q.

A and B can independently finish a piece of work in 36 days and 45 days respectively. They started working together and after a few days A left. After that B could finish the remaining work in 36 days. After how many days of working did A leave? 

see full answer

Talk to JEE/NEET 2025 Toppers - Learn What Actually Works!

Real Strategies. Real People. Real Success Stories - Just 1 call away
An Intiative by Sri Chaitanya

a

3 days

b

6 days

c

4 days

d

5 days

answer is D.

(Unlock A.I Detailed Solution for FREE)

Ready to Test Your Skills?

Check your Performance Today with our Free Mock Test used by Toppers!

Take Free Test

Detailed Solution

Total work =LCM of (36,45)=180 units Efficiency of A=18036=5
Efficiency of B=18045=4
B's work in 36 days =36×4=144 units Remaining work =180-144=36 units
Hence, A leaves after =365+4=4 days

Watch 3-min video & get full concept clarity

Best Courses for You

JEE

JEE

NEET

NEET

Foundation JEE

Foundation JEE

Foundation NEET

Foundation NEET

CBSE

CBSE

score_test_img

Get Expert Academic Guidance – Connect with a Counselor Today!

whats app icon
A and B can independently finish a piece of work in 36 days and 45 days respectively. They started working together and after a few days A left. After that B could finish the remaining work in 36 days. After how many days of working did A leave?