Respuesta :

LDecky

Answer:

4 1/2

Step-by-step explanation:

Answer:

Convert 1 1/2 into a regular fraction

Because the following quantity, 1 1/2 is a  mixed fraction

1 1/2 = 3/2

According to the question

The recipe for one bath call for 3/2 cups of flour

1 batch needs 3/2 cups of flour

Multiply 3 to both of the sides

3x1 batch needs 3 times 3/2 cups of flour

3 batch would need 4 1/2

B is your answer