Aclass of 40 students elected a class president. there were 12 votes for candidate a, and 18 votes for candidate b.
the remaining students in the class did not vote.

which expression gives the percent of voters who voted for candidate a?

(the picture is the answers )

2x + 1 < 5 solve the following inequality. then place the correct number in the box provided.

What is the value of x in the diagram below?

Astandard american eskimo dog has a mean weight of 30 pounds with a standard deviation of 2 pounds. assuming the weights of standard eskimo dogs are normally distributed, what range of weights would 99.7% of the dogs have? approximately 26–34 pounds approximately 24–36 pounds approximately 28–32 pounds approximately 29–31 pounds