Question

In 2010, the United States national debt was estimated to be nearly 13,000,000,000,000 dollars. Which of the following represents the national debt in scientific notation?

a. 1.3 x 10^11

b. 1.3 x 10^12

c. 1.3 x 10^13

d. 1.3 x 10^14

Answer 1

c

Answer 2

the decimal has moved 13 places

Answer 3

Oh Ok, Thank You!

Answer 4

(C)