Question

Please answer this, i am in desperate need of help
(60 POINTS)

Answer 1

The mistake is that they essentially only multiplied the 3/4 with 8, an not the 1, too.

Correctly, you would turn 1 and 3/4 into
4/4 and 3/4 which totals to 7/4.

Now, multiplying 7/4 *8/1 = (7*8)/(4*1) = 56/4 = 14

She will need 14 cups