Boats can travel anywhere between 50 and 150 kilometers per hour. choose a speed between 50 and 150. convert the speed you chose into meters per second and explain how you set up the conversion factor.

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.

How long must $542 be invested at a rate of 7% to earn $303.52 in interest? in a easier way

Which of the following represents the factorization of the trinomial below? x^2+7x-30