1/3 of a gallon of chocolate sauce is divided equally between 5 chocolate sundaes. How much chocolate sauce is on each sundae?

1/10
1/15
1/6
1/8

1/15

To find this, first calculate 1/3 divided by 5:

1/3 ÷ 5 = 1/3 * 1/5 = 1/15

So, each sundae would have 1/15 of a gallon of chocolate sauce.