Question

A company had 2x10^5 employees in 2010. That was 2.5 times the number of employees in 1985.

How many employees did the company have on 1985?
A. 1.25x10^4
B. 1.25x10^5
C. 8x10^4
D. 8x10^6
If u answer, can u please give me an explanation thanks:)

Answer 1

The answer of the question is the letter c

Answer 2

So, we start by solving what the numbers are..

2x10^5 = 200000 IN 2010!

Now this is where you might get confused, that WAS 2.5 times the number IN 1985

So you divide 200,000 by 2.5 = 80,000


Therefore its C.