You would want to sell the bag of candy in ounces, unless you have way too much candy.
Answer:
He is B) 45 years old
Step-by-step explanation:
If he was 30 when she was born, he was 40 when she was 10, and he was 45 when she was 15.
15 x 3 = 45
Edit: It can actually be any of them....
3.4 is the right answer i’m sure