Question

What is 1.96 billion in scientific notation?

A. 1.96 109
B. 1.96 106
C. 1.96 1012
D. 1.96 1015

Answer 1

a billion is 9 zeroes
1.96 is already less than 10 and greater than or equal to 1 so

1.96 times 10^9 is answer

A is answer

Answer 2

A.

Explanation:

1 billion is equal to
`10^9`. Then, 1.96 billion in scientific notation is
`1.96*10^9`.