helenbouthillier helenbouthillier
  • 30-07-2020
  • Mathematics
contestada

In a newspaper, it was reported that yearly robberies in Springfield were down 10% to 90 in 2014 from 2013. How many robberies were there in Springfield in 2013?

Respuesta :

PollyP52 PollyP52
  • 30-07-2020

Answer:

100.

Step-by-step explanation:

Let the number of robberies be x ( in 2013).

Then x - 0.10x = 90

0.90x = 90

x = 90 / 0.90

= 100.

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