Mark is looking at a blueprint of a skateboard ramp that shows the ramp's
length is 11 inches. If the scale on the
blueprint is 1 inch 6 feet, find the actual
length of the ramp.

In the following situation, determine whether you are asked to determine the number of permutations or combinations. then do the calculation how many ways are there to pick a starting five from a basketball team of twelve members? a. permutation; ps - 2520 b. combination; 1c, - 792 c. combination: 2cs - 2520 d. permutation; ps - 95040

Heather is a cashier. she can ring up 1212 customers in 99 minutes. at this rate, how many minutes does it take her to ring up 44 customers?

Me because i don't understand how to do it.: )