Which of the following questions could be used to represent the equation 4 · x = 28? what number when multiplied by 28 is equal to 4? the product of 4 and what number is equal to 28? the quotient of 4 and what number is equal to 28? what number when added to 4 is equal to 28?

If a is a nonzero real number then the reciprocal of a is

You just purchased two coins at a price of $670 each. because one of the coins is more collectible, you believe that its value will increase at a rate of 7.1 percent per year, while you believe the second coin will only increase at 6.5 percent per year. if you are correct, how much more will the first coin be worth in 15 years?

If you invest 1,500 today in a bank that gives you a 5 percent annual interest rate, which of these items can you buy in two years? a. electronics worth $1,650 b. fitness equipment worth $1,700 c. a holiday package worth $2,000