Dividing by 10 and 100

• 450

• 4.5

• 0.45

• 45

• 0.3

• 30

• 0.03

• 3

• 0.097

• 9.7

• 0.97

• 97

• 0.39

• 39

• 0.039

• 3.9

• 9.2

• 0.092

• 0.92

• 920

• 0.5

• 0.005

• 500

• 0.05

• 0.8

• 0.08

• 8

• 8000

The answer is 0.84. Which two questions could have been asked?

The answer is 3.1. What was the question?