Okay so what you would do is 1.5 multiply by 3 find out the answer there and then subtract the 5 cups with the answer.
so if it is 1.5×3 that would equal ____ then you would subract 5 - ___ then there is your answer
100 - 6 (3)
100 - 6 (7)
100 - 6 (14)
