Question

Which set of numbers is arranged in descending order?

1. 7 x 10^-30, 7.2 x 10^-25, 7.2 x 10^-30, 7.6 x 10^-25
2. 7.6 x 10^-25, 7.2 x 10^-30, 7.2 x 10^-25, 7 x 10^-30
3. 7.2 x 10^-30, 7 x 10^-30, 7.6 x 10^-25, 7.2 x 10^-25
4. 7.6 x 10^-25, 7.2 x 10^-25, 7.2 x 10^-30, 7 x 10^-30

Answer 1

The set of numbers arranged in descending order is:

4. 7.6 x 10^-25, 7.2 x 10^-25, 7.2 x 10^-30, 7 x 10^-30.