Which variable is most important to the following problem? Dorothy played the first 17 minutes of the hockey game. Evelyn then replaced
her for the rest of the half. Evelyn started the second half and was replaced
by Dorothy with 21 minutes left in the game. If each half is 45 minutes long,
how long did Evelyn play during the second half?
A. the number of minutes Dorothy played in the second half
B. the length of a half
C. the number of minutes Evelyn played in the second half

Me answer number 3plz explain how you do it

Which of the following is a justification used while proving the similarity of triangles lom and mon

The number of chocolate chips in an 18-ounce bag of chocolate chip cookies is approximately normally distributed with a mean of 1252 chips and standard deviation 129 chips. (a) what is the probability that a randomly selected bag contains between 1100 and 1500 chocolate chips, inclusive? (b) what is the probability that a randomly selected bag contains fewer than 1125 chocolate chips? (c) what proportion of bags contains more than 1225 chocolate chips? (d) what is the percentile rank of a bag that contains 1425 chocolate chips?