When 4,140 people attended a concert hall is 90% full. Calculate the maximum amount of people needed to make the hall filled.

Yuko wants to take a job selling cars. Since she will get a commission for every car she sells, she finds out the sale price of the last four cars sold at each company.

The product of two consecutive positive even integers is 360

Looking at the playground, I saw boys and dogs. Counting heads, I got 22. Counting legs I got 66. How many boys and how many dogs are there?

3,254,107 what digit is in the hundred thousands place

An architect finds some unlabeled dimensions on a blueprint, and no scale is shown. A 14-foot wall that has already been built measures 2 inches on the drawing. A new wall that has to be built measures 6 inches on the drawing.

What value of satisfies the equation 2n-3 (4n+5) = -6 (n-3) - 1

A supplier has delivered 9 pallets of material to the hardware store. The delivery needs to be inventoried in 1.5 hours. How many pallets must be inventoried per hour?

Solve x for 3 х - 1 = - 13

12 + x4 - 6 when x = 8

Is it a function? If you said no, which x value repeats, making it not a function? (1, - 2), (2, 1), (3, 6), (4,13), (5, 22)