In a race the mean time for three runners is 12.4 seconds and the mean time for another six runners was 11.5 seconds. Calculate the mean time for all nine runners.

The line graphed by the original function f (x) = 13x+1 is translated to g (x) = 13x-17 using the mapping statement f (x) ↦f (x) + k. What is the value of k?

1/8 of Tonys books are mystery books he has three mystery books how many books does Tony have an all

At a party, Pedro filled a punch bowl to the top with fruit punch. The punch bowl is in the shape of a half a sphere. It has radius of 9 inches. Pedro served the punch in cone-shaped cups that each have a radius of 1.2 inches and height of 4 inches.

Which algebraic expressions wound not have the same meaning if the number and the variable were reversed? A. n+8 B. m-5 C. Kx8 D. 4+X

Expand and simplify 5 (2x 4) 3 (7x-3)

In a group of 100 adults, 75 percent of the women are left-handed. if there are 12 right-handed women in the group, how many men are in the group?

recipe calls for 2 2/4 cups of raisins but Julie only has one cup 1/4 cup measuring cup how many 1/4 cup does truly need to measure out 2 2/4 cups of raisins

If h (x) = 6-x what is the value of (h*h) (10)

a square pizza box has a width of 24 in. What is the area of the largest circular pizza that could fit in the box?

The temperature of a city changed by - 15 degrees Celsius over a 5-week period. The temperature changed by the same amount each week. Write an expression to show the average change in the temperature of the city each week.