<span>B. The sample might not be representative of the population because it only includes students who are attending an after-school activity.</span>
Answer:

Step-by-step explanation:
you can divide both sides by 2.35 to get the right side to be 1:

Suppose the original price to be x.
62%x=296.4
Divide both sides by 62% to get x=478, which is the original price.
Answer:
B
Step-by-step explanation: