Question

6 taps can fill up a tank in 80 mins. In how much time can 4 taps fill up the same tank?

Answer 1

its inverse variation

so

6 taps× 80 min = 4 taps × x

=) x= 6 × 80/4 min

=) x = 6 × 20 min = 120 min

hope this helps

Answer 2

☆ ÀnSwEr ☆:

taps x 80 min =4 taps

= x = 6 x 80/4 min

= x =6 x 20min

= 120

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