Katie is three times older than Tom. The difference of their ages is 18. How old are Tom and Katie?

Tom is 18 and Katie is 6

Tom is 9 and Katie is 27

Tom is 4 and Katie is 12

Sarah is training for a bike race. she rides her bikes 5 3/4 miles in 1/3 hour what is Sarah's rate in miles per hour

Nola purchased two. 5 pounds of cheese for 10. $50 her mother purchased 3 pounds of the same cheese for $12.60 the cost of the cheese varies directly with the number of pounds purchased how much does 1 pound of cheese cost

The sum of 2 numbers is 52. Express the product of the numbers, P, as a function of one of the numbers, x.

danielle owes $29.50 for text messaging in the month of april. if her text messaging plan costs $15 for the first 350 messages and 0.25 for each additional text message, how many text messages did she send that month?

Solve the equation z=2x+3 for x

Which change will triple the lateral surface area of a regular triangular pyramid with base length b, height h, and slant height l?

Two sides of a triangle measures 20 centimeters and 30 centimeters which of the following could be the measure of the third side

If 2a + 2/a = 4, what is the value of 2a^2 - (2/a^2) ? If 2a + 2/a = 4, what is the value of 2a^2 + (2/a^2) ?

Change 1 h 25 min 29 s to s.

How long would it take to travel 372 miles at 65 mph?