which number is greater than 5.5 x 10^-7 and less then 5.5 x 10^7?

a. 1.8 x 10^-12
b. 6.7 x 10^8
c. 5.2 x 10^3
d. 3.9 x 10^-8

2 answers

the one with the exponent between the two
Yes