How many different 5-person subcommittees can be formed from a club having 13 members?

If you are just building your payment history, how many points from a perfect score will you possibly miss?

How many solutions does the nonlinear system of equations graphed below have?

Compare the following pair of numbers a and b in three ways. a. find the ratio of a to b. b. find the ratio of b to a. c. complete the sentence: a is percent of b. a=120 and b=340 a. the ratio of a to b is . b. the ratio of b to a is . c. a is nothing percent of b.