Seudónimo Seudónimo

30-04-2021
Mathematics

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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?

Respuesta :

ventruif ventruif

30-04-2021

Answer:

30

Step-by-step explanation:

300 * 0.4= 120

300*0.5 = 150

150+120=270

300-270=30

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