Alex can climb 8 feet in 30 seconds and can run 112 feet in 20 seconds. When you combine his climbing and running, how many inches would that be? A. 1,440 inches B. 170 inches C. 120 inches D. 50 inches

If 20% of a number is 35, what is 50% of that number?

2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?

Noel is hoping to make a profit (in $) on the school play and has determined the function describing the profit to be f(t) = 8t – 2654, where t is the number of tickets sold. what does the number 8 tell you?