Help me plz im ketching up on math but is hard for me

Answer:
D) 28
Step-by-step explanation:
42 / (1 ½)
First, convert 1 ½ to improper form:
1 ½ = (2×1+1)/2 = 3/2
So the problem becomes:
42 / (3/2)
To divide by a fraction, multiply by the reciprocal:
42 × 2/3
28
There are 28 1 ½-cup servings in a 42-cup container.