Which number is equal to 7(3.5 x 10^4) written in scientific notation?

a. 24.5 x 70^4
b. 2.45 x 10^5***
c. 24.5 x 10^4
d. 1.05 x 10^5

2 answers

24.5 * 10^4 = 2.45 * 10^5
so yes, b
That is correct!
:) hope that helped you!