If 20% of x equals 16, then x=______
Tina goes to the store to purchase some CDs and DVDs. CDs cost $15 and DVDs cost $18. Which of the following expressions gives the total amount of money, in dollars, Tina will pay for purchasing 2 of the CDs and D of the DVDs?
What is the greatest positive integer x such that 2x is a factor of 1210?
What is the Greatest Common Factor of 48 and 72?
3x-y= 18 4x=24-6y
A certain integer n is a multiple of both 5 and 9. Must n be a multiple of 15?
Kathy was twice as old as Jim 2 years ago. Today, Jim is j years old. In terms of j, how old was Kathy 2 years ago?
Mark is older than Frank, but younger than David. If m, f, and d represent the ages, in years, of Mark, Frank, and David, respectively, which of the following is true?
What are the solution sets for x2+2x-48?