Question

Emma's Pizza can make 12 pizzas in 40 minutes. How many pizzas can they make in 5 hours?

Answer 1

90 pizzas

Explanation:

We know 5 hours =
`5*60 = 300` minutes

If you consider 20 minutes as a period, 5 hours .as well as 300 minutes. contains
`(300)/(20) = 15` periods.

Emma can make 12 pizzas in 40 minutes.

So she can make 6 pizzas in 20 minutes (in half time)

In 1 period she makes 6 pizzas.

In 15 periods she makes
`15*6 = 90` pizzas (Answer.)

Answer 2

90

Explanation:

Change 5 hours to minutes. (5x60, and 300 minutes)

Divide 300 by 40. (7.5)

Then, multiply 7.5 by 12 (90)