There are 12 students in a class who are performing at the school concert. This represents 40% of the class. How

many students are in the class?

The Luxor hotel, in Las Vegas, is a square pyramid with lateral faces consisting of black, glassed mirrored panes. The building is 646 feet wide at the base and 350 feet high. How much glass was needed to cover the pyramid?

What is 1/4 times 7/9

What are the slope and the y-intercept of the linear function that is represented by the equation y=9x-2? a. The slope is â€"2, and the y-intercept is 9. b. The slope is 2, and they y-intercept is 9. c. The slope is 9, and the y-intercept is â€"2. d.

What is 2 divided by 165?

Reference angle of 203 degrees

The ransin sports company has noted that the size of individual customer orders is normally distributed with a mean of $112 and a variance of $9.

Roots of 16x^2+7x+4=0 are alpha^2 & beta ^2 find the quadratic eqn whose roots are 1/alpha^2 and beta^2

What is the solution of the equation 11 - 4x = 5? round your answer to the nearest ten-thousandth?

What is the mean and the mean absolute deviation 28, 45, 12, 34, 36, 45, 19, 20

2. Calculate the angular speed of the 26-inch bicycle rotating at 200 revolutions per minute. Express your answer in radians per minute. Use π = 3.14. My answer: Angular speed = (200 revs•2π/60 radians per second) = 20.94 radians per second (20.