Question

A survey found that 9 out of 100 people are left-handed.

On the basis of this survey, how many people in a group of 8000 are likely to be left-handed?

A.
72

B.
720

C.
800

D.
900

Answer 1

use proportion method
\[\frac{ 9 }{ 100 }=\frac{ x }{ 8000 }\]
now solve for x

Answer 2

would it be 720? @sidsiddhartha