6 is the answer.
since we are looking for 2/3 in 4 cups, we divide 4 by 2/3
4 divide by 2/3
one change is that you have to take the reciprocal of the divisor. Then you proceed with the problem just as if you were multiplying
4 X 3/2 = 12/2
simplify the answer .
you get 6
your Answer is 6
you get 6 2/3 in 4 cups