Orlo uses a spool of wire to make 15 necklaces. At this rate, how many spools of the same size would he use to make 50 necklaces?

There is a spinner with 14 equal areas, numbered 1 through 14. if the spinner is spun one time, what is the probability that the result is a multiple of 2 or a multiple of 5?

Hiroaki wants to find 3 3/4 - 7/8 explain why he must rename 3 3/4 to do the subtraction.

15 there is a line that includes the point 0,10 and has a slope of 7/4. what is it’s equation in slope intercept form