Which pairs of numbers in scientific notation shows one number that is about 20 times as great as the other number?
there is more than one answer to this problem.

a.) 2.01 x 10 to the power of 7 and 4.25 x 10 to the power of 6

b.) 5.97 x 10 to the power of 4 and 3.12 x 10 to the power of 3

c.) 4.91 x 10 to the power of 6 and 5.09 x 10 to the power of 3

d.) 8.21 x 10 to the power of -3 and 4.13 x 10 to the power of -4

e.) 2.94 x 10 to the power of -8 and 6.22 x 10 to the power of -7

me with this question and !
: )