20 percent of students score 80 to 90 percent on last test. In a class of 30, how many students does this include?

Answer 1

A company complaints increase by 40 percent. If 3500 complaints have been made this year, how many complaints were made last year?

Answer 2

.2 * 30 = ?

1.4x = 3500

Solve for x.

Answer 3

6
2500.
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