The price of a $198.00 smart phone is discounted 40% for a special promotion. what is its sale price during the promotion? circle the correct answer. a $190.08 b $120.80 c $118.80 d $79.20 courtney chose d as the correct answer. how did she get that answer? , its from my pdf : (

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.

If you answer right ill give brainliest, : )

10 ! in a race, nick is 50 feet in front of jay after ten seconds. how fast can nick run, if jay can run 20 feet per second?