An apartment building has eight floors. If seven people get on the elevator on the first floor, what is the probability they all want to get off

a) on different floors

b) on the same floor

Fiona made a score of 76 on her midterm exam for her to get a b in the course the average of her midterm exam and final exam must be between 80 and 89 inclusive what possible scores on the final exam would give Fiona a b in the course?

Solve this equation: 3x-1/5-2/9x=124/5 Step 1: Simplify by combining like terms. Which terms can be combined? A) 3x and - 1/5 B) - 1/5 and - 2/9x C) 3x and - 2/9x

Find the annual simple interest rate if: I=$60, P=$500, and t=3 years.

For what value of x, the triangle having the sides x, x+7, x+8 is a right angled triangle

Just a simple linear equation: 7 - 3x = 13 + 2x

The Boyd corporation would like to donate 10 computers and 15 printers to local schools. The corporation would like to make sure that each school receives he same set of computers and printers with none left over.

If you have a cylinder with a diameter of 15 and height of 12 inches. What is the volume of the largest sphere that will fit inside os it?

Can√ (a²+b²) be written as √ (a+b) ?

Express the product of 2x2 + 6x - 8 and x + 3 in standard form.

Trent wants to buy 2 packs of trading cards for 3 dollars each. The tradings cards