Question

as a teacher, you write lesson plans. you need to write a lesson plan for a 1.5 - hour - long class. what is the duration of the class in minutes?

a. 1.5
b. 40
c. 61.5
d. 90
e. 150

Explanation:

Step1: Recall conversion factor

1 hour = 60 minutes

Step2: Calculate minute - value

$1.5\times60 = 90$ minutes

Answer:

D. 90