John and ben each bought school supplies. john bought three pens, and ben bought two pens. ben bought three pencils. if each pen costs $1.10 and each pencil costs $0.75, how many pencils did john buy, if together the spent $10.00? a) 1 b) 2 c) 3 d) 4

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.

Find the multiplicative inverse of 8-12i

Lines a and b are parallel. what is the value of x? -5 -10 -35 -55