12 years from now Maria will be twice as old as Steven.

The current sum of the ages of Maria and Steven is 36.

How old is Steven right now?

Solve each proportion t/9=35/6

The average score of all golfers for a particular course has a mean of 76 and a standard deviation of 5. suppose 100 golfers played the course today. find the probability that the average score of the 100 golfers exceeded 77.

On Heiki's trip, the ratio of distance traveled to time is 112 km to 3 h. At this rate, how many kilometers will Heiki travel in 9 h?

Solve x2 = 12x - 15 by completing the square. Which is the solution set of the equation? O {-6 - 51-6 + 51) O {-5 - 721, - 6 + 21} O {6 - V51,6 + 51} O {6 - 21,6 + 721)

Theoretical probabilities are Select one: a. the relative frequencies based on an experiment. b. the short-run relative frequencies of an event after infinitely many repetitions. c.

Which expression has the greatest value? (1 + 2) 3 (15 - 1) 0 (5-2) 2 (2 x 4) 1

A total distance greater than 10 kilometers and less than or equal to 30 kilometers

What is the height of a cylinder with a volume of 1,899.7 cubic inches and a radius of 11 inches? (Use 3.14 for π.)

Solve this: 20x + - 16x + 4x - - 10x + - 7x = 11 This is solving two step equations with like terms.

The expression 1/2 times (4+8) represent the number of hours Mrs nakos work that last week of school. evaluate the expression to find the number of hours she works that week