Step-by-step explanation: Dividing two fractions is the same as multiplying the first fraction by the reciprocal (inverse) of the second fraction
Take the reciprocal of the second fraction by flipping the numerator and denominator and changing the operation to multiplication. Then the equation becomes
The, multiply the numerators and denominators and get 12/30, then simply by 6 and get 2/5
The pricing of the boxes seems to be consistently 2.40 per box. Ethan's cost is .. 52.80 = 2.40 * (# of boxes) .. 52.80/2.40 = (# of boxes) .. 22 = # of boxes
