(5) 4:3
. Pipes A and B together
can fill
a tank in 15 hours. If pipe A is
closed after 10 hours, the tank

(5) 4:3
. Pipes A and B together
can fill
a tank in 15 hours. If pipe A is
closed after 10 hours, the tank
gets filled in 22 hours. In how
much time can pipe B alone fill
the empty tank ? (in hours)
(1) 28
(2) 30
(3) 32
(4) 36
(5) 40​

About the author
Charlie

2 thoughts on “(5) 4:3<br />. Pipes A and B together<br />can fill<br />a tank in 15 hours. If pipe A is<br />closed after 10 hours, the tank<br”

Leave a Comment