In Mrs. Jensen's kindergarten class, children make handprints in a round clay mold for their parents. The mold is labeled as having a circumference of 31.4 centimeters. What is the
mold's diameter?

1. there are 25 students who started computer programming in elementary school and 25 students who started computer programming in middle school. the first group had a mean final project grade of 95% and the second group had a mean final project grade of 92%. the line plot shows the differences after 10 rerandomizations. determine whether the difference in the means of the two groups is significant based on the line plot. explain your answer.

Suzanne began a trip with 18 1/2 gallons of gas in the gas tank of her car if she hughes 17 3/4 gallons on the trip how many gallons does she have left once she finish the trip

Write 5(6x+4)-2(5x-2) in the form a(bx+c) where a, b and c integers and a> 1