Sign in
Please select an account to continue using cracku.in
↓ →
A can complete a task in 27 days and B is thrice as efficient as A. A started the work, and after a few days B joined him. If the whole task was completed in 12 days, then after how many days from the time A started working, did B join A?
Create a FREE account and get:
Book Free CAT Mentorship
Get personalized CAT strategy from a 99%iler
500+ students mentored
OTP Verification
Enter the 6-digit code sent to your phone
Booking Summary
Enter OTP
Didn't receive the OTP?
Start your IIM journey with the right preparation and crack CAT 2026.
Educational materials for CAT preparation