i need a help with a question

Question

Compare 3 x 104 and 6 x 103.
A) 3 x 10^4 is 5 times larger than 6 x 10^3
B) 3 x 10^4 is 4 times larger than 6 x 10^3
C) 6 x 10^3 is 5 times larger than 3 x 10^4
D) 6 x 10^3 is 4 times larger than 3 x 10^4

Answer 1

3*10^4=30,000

6*10^3=6000

30,000 is 5 times 6000 A)

also,...

3 is 1/2 of 6

10^4 is 10 times 10^3

(1/2)*(10)=5 (3*10^4 is 5 times greater)