Question

Which of the following is greater than 4.3 × 10^9

A. 2.1 × 10^9
B. 3.2 ×10^9
C. 5.3 × 10^9
D. 7.4 ×10^8

Answer 1

Answer:C or D

Explanation:

Answer 2

It is C, but can also be A

Explanation:

5.3 x 10^9= 5,300,000,000

2.1 x 10^9= 2,100,000,000