Acommittee consisting of faculty members and students is to be formed. every committee position has the same duties and voting rights. there are faculty members and students eligible to serve on the committee. in how many ways can the committee be formed?

Katie invests $5,000 in an account earning 4% interest, compounded annually for 5 years. two years after katie's initial investment, emily invests $10,000 in an account earning 4% interest, compounded annually for 3 years. given that no additional deposits are made, compare the amount of interest earned after the interest period ends for each account. (round to the nearest dollar)

These are the multiples of 15 but what you are probably asking or what are the factors of 15