Question

Two taps can fill a tank completely in 40/13min. The smaller tap takes 3 minutes more than the bigger tap

Answer 1

smaller tap be X

bigger tap be Y

X+Y=40/13

13X+13Y=40................(1)

x+3=Y

X-Y=-3...............(2)

multiply by 13

13X-13Y=-39

adding (1)from (2)

26X=1

X=1/26

Y=79/26