Question

Pizzas come in 4 different sizes, each with or without a choice of 5 toppings. How many ways are there to order a pizza?

Answer 1

Answer:

There are 20 ways the pizza can be ordered.

Step-by-step explanation:

Choices available in Sizes = 4

Choices available is toppings = 5

Since these choices are mutually exclusive,

So, by the PERMUTATION RULE

Number of ways a pizza can be ordered is :  4  x  5  = 20

So, there are 20 ways the pizza can be ordered.