Question

PLS HELP ASAP 10 POINTS

Erika has a collection of 300 movies. 2/5 of these movies were made after 2010. 50% of the movies were made between 1990 and 2010. The rest were made before 1990.

How many movies of Erika's collection were made before 1990?

Answer 1

30

Explanation:

300 * 0.4= 120

300*0.5 = 150

150+120=270

300-270=30