Question

A swimming pool can be filled in 8 hrs. by 4 equal
pumps. How many such pumps are required if the pool is
to be filled in 5


hrs.? DIRECT AND INVERSE PROPORTION

Answer 1

Answer:To fell teh tank in 1 hour total pumps required =4×8=32

In 2  

3

2

​  

=  

3

8

​  

 Total mumps required=

3

8

​  

 

32

​  

=  

8

32×3

​  

=4×3=12 pumps

Step-by-step explanation:

Answer 2

as we know that

=For 4 hrs 8 pumps are req.

=For 1hr. 8x4 pumps are req.

=For 8/3 hrs..8x4 / 8/3 pumps are req. •°• 12 pumps are required .

It is inverse proportion

THANK U AND MARK AS BRAINLIEST !

Step-by-step explanation: