Question

At a carnival , 7 out of 10 people order a hot dog. If there is 90 people at the carnival, how many of them did

Answer 1

Answer:

27 people

Step-by-step explanation:

Out of 10 people, 7 people ordered a hot dog.

Multiply both sides by 9:

Out of 90 people, $7\times9$ people ordered a hot dog.

Thus, 63 people ordered a hot dog.

Number of people who did not order a hot dog: $90-63=27$