in 1998 the postal rate to mail the package was 40 cents for the first ounce and 25 cents for each additional ounce or part of a
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Answer:
10 people bought both strawberry and peach cones
Step-by-step explanation:
Given that there are two types of ice cream cones - strawberry and peach. You and 24 of your closest friends are going to buy ice cream cones.
Assuming that each one had atleast one ice cream we get
A - no of people bought straw berry
B - no of people bought peach cones
n(A) = 15 and n(B) =20
Hence we have
10 people bought both strawberry and peach cones