Tap A fills the tank in 10 hours and tap B in 15 hours If both the taps are - Maths - Direct and Inverse Proportions

Question

Tap A fills the tank in 10 hours and tap B in 15 hours If both the
taps are opened and then B is closed after 4 hours , then how much
time will Tap A take to fill the tank ?

Shruti Tyagi · Accepted Answer

Dear Student,

Let the capacity of tank =LCM(10,15) = 30 ltr

Tap A's one houre work=3010= 3Tap B's one houre work=3015= 2water filled in 4 hours= water filled by A+B in 4 hours=3+2×4= 20 ltrtank capacity left to be filled= 30-20= 10 ltrTap A will take =103 = 313 hours more to fill the tank
Regards,

Tap A fills the tank in 10 hours and tap B in 15 hours. If both the taps are opened and then B is closed after 4 hours , then how much time will Tap A take to fill the tank ?