One half the sum of nine and three

Your answer

A normal distribution has a mean of µ = 100 with σ = 20. if one score is randomly selected from this distribution, what is the probability that the score will have a value between x = 90 and x = 120?

If the volume of a rectangular prism is 315 cubic meters and area of the base is 45 square meters, then what formula could be used to find the height of the prism

There are 4,000 books in the town's library. Of these 2,600 are fiction. Write a percent equation that you can use to find the percent of books that are fiction. Then solve your equation.

A van travels from town a to town b. It uses 1 gallon of gas for every 24 miles traveled

The Rattler roller coaster is 106 ft tall. Pedro is on the ground 54 ft away from the base of the coaster. What is the angle of elevation from the spot where Pedro is standing to the top of the roller coaster? Round to the nearest hundredth.

An apartment building contains 64 apartments. If 25% of them have a view of the park how many apartments do not have a view of the park?

How many solutions does cosx = x^ 2 have?

A triangle has angles measuring 2x°, x° and x°. Write an equation that can be solved to find the value of x. Then, find the measure of each angle, in degrees.

Which equation is quadratic form

The equation I wrote was F=9/5C+32 Rearrange the equation and solve for C