What is the mean of 20.3, 12.5, 7.6, 13.9, 9.2, 21.7, 17.5, 15.6, and 14.6

At the movie theatre, child admission is $5.30 and adult admission is $8.40. On Wednesday, three times as many adult tickets as child tickets were sold, for a total sales of $1189.50. How many child tickets were sold that day?

When a valve is open 281 gallons of water go through it in one hour the number of gallons that would go through in 94 hours is

The temperature of dry ice is - 109.3. This is 184.9 less than the outside temperature. Write and solve an equation to find the outside temperature t.

Solve by elimination 5x+y=0 5x+2y=30

Louis wants to carpet the rectangular floor of his basement. The basement has an area of 864 ft.² the width is two thirds it's link what is the length of Louises basement?

What is 58% of 18 it says this question is to short so I made it longer.

Find (f•g) (x) = x^2-7x+12 and g (x) = 3/x^2-16

Y = 6x + 4 and y = 4x - 2

A truck can carry 11439 oranges. How many oranges can 72 trucks carry?

Find the slope and y-intercept of the graph of the linear equation: 3x+5y=1