Question

A deli offers sandwiches to order with the following options. One can select one of 3 types of bread, one of 5 types of spreads and three of 7 types of vegetables. How many different sandwiches are offered by the deli.

Answer 1

Bread - 3
Spreads - 5
Veggies - C(7,3)= 35
Multiply them

Answer 2

answer 525 that's a lot of sandwiches

Answer 3

3 types of bread x 5 types of spread x 7 choose 3 types of vegetables=3x5x7C3, or 15 x 35=525 different sandwiches.
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