Question

A sampling of hemlock trees revealed that 7 out of 190 trees are infected with insects. About how many of the 950 hemlock trees in a state park are infected with insects

Answer 1

About 35 trees in a state park are infected with insects

Explanation:

we know that

7 out of 190 trees are infected with insects

so

using proportion

Find out about how many of the 950 hemlock trees in a state park are infected with insects

`(190)/(7)=(950)/(x) \\\\x=7(950)/190\\\\x= 35`

therefore

About 35 trees in a state park are infected with insects