Question

sally can paint a room in 6 hours while steve can paint it in 7 hours how long will it take if both worked together?

Answer 1

solve

1/6 + 1/7 = 1/t

for t

Answer 2

42/13?

Answer 3

you got it, you can convert that to a mixed number to get 3 and 3/13

Answer 4

or you can convert to decimal form to get 3.230769