Question

There are 7 pipes attached with a tank out of which some are inlets and some are outlets. Every inlet can fill the tank in 10 h and every outlet can empty the
tank in 15 h: When all the pipes are opened simultaneously, the tank is filled up in 2
h. Find the numbers of inlets and outlets
Accuracy
5.2
6,1
20
3,4
None of the above

Answer 1

Answer:

are you actually retarted?

A sixth grader could answer this. its 299394959349539459345943953495439543959395395394539459349539459345