Question

A pipe can fill a pool in 12 hours. Another pipe can do the same job in 6 hours. How long will
it take to fill the tank if both pipes were used at the same time?

Answer 1

Answer:

sorry don't know the answer

Answer 2

Answer:

FIRST PIPE FILLS POOL IN 1 HOUR =1/12

ANOTHER PIPE FILLS POOL IN 1 HOURS=1/6

BOTH PIPE FILLS POOL IN 1 HR. =1/12+1/6

=3/12=1/4

THUS BOTH PIPES CAN FILLS THE POOL IN 4 HOURS

HOPE IT HELPS U☺️☺️