It took Chuck 4 hours to travel over pack ice from one town in the Arctic to another town 200 miles away. During the return journey, it took him 10 hours. Assume the pack ice was drifting at a constant rate, and that Chuck's snowmobile was traveling at a constant speed relative to the pack ice. What was the speed of Chuck's snowmobile?​

Part a : solve -vp + 40 < 65 for v part b : solve 7w - 3r = 15 for r show your work .

The amount spent on food and drink by 20 customers is shown below what is the modal amount spent and the median? 40 25 8 36 18 15 24 27 43 9 12 19 22 34 31 20 26 19 17 28

What is the probability of throwing several dice with sum equal to 6 (six)? show the ways of possibilities for sum 6 (as the numerator) and the ways of throwing n dices for n = 1, 2, 3, 4 or 5 as denominator for all the questions to earn full credits. (a)throw one die, (b) throw two dice, (c) throw three dice (d) throw 4 dice, (e) throw 5 dice