The average sales for the year 2021 was 540,000 dollars, if in 4 months of that year the average sale was 200,000, what was the average sale for the other months of that year?

Proportions Ratios Mixture. Word Problems

The average sales for the year 2021 was 540,000 dollars, if in 4 months of that year the average sale was 200,000, what was the average sale, in dollars, of the other months of that year?

A) 640.000
B) 280.000
C) 540.000
D) 200.000
E) 710.000