Question 357143
1/3X+1/X=1/6
(1+3)/3X=1/6
4/3X=1/6
3X=4*6
3X=24
X=24/3
X=8 HOURS FOR THE LARGER PIPE TO FILL THE TANK ALONE.
3*8=24 HOURS FOR THE SMALLER PIPE TO FILL THE TANK ALONE.
PROOF:
1/24+1/8=1/6
(1+3)/24=1/6
4/24=1/6
1/6=1/6