Abby's aunt is having a baby. Abby buys ribbon at the craft store to decorate a baby blanket. She buys 12.5 feet of green ribbon and 13.5 feet of polka-dot ribbon. The green ribbon costs $0.70 per foot, and the polka-dot ribbon costs $1.10 per foot. How much money does Abby spend on ribbon in all?

The number of pages in the u.s. tax code exceeds the number of pages in the king james bible by 18,528. the combined number of pages in the tax code and the bible is 21,472

Find the value of tan theta if sin theta = 12/13 and theta is in quadrant 2

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.