5x4 - 7x3 - 5x2 + 5x + 1 = 0

5x:y=15 y does not equal to ...

An elephant has a mass of 6.8 * 10 3 kg. A blue whale has a mass of 1.71 * 10 5 kg. About how much greater is the mass of the blue whale? A. 164 kg B. 1.64 * 10 2 kg C. 1.64 * 10 5 kg D. 1.1 * 10 2 kg

25, 8, 10, 35, 5, 45, 40, 30, 20 What is the lower quartile of the data set above?

M is directly proportional to r^3 when r=4, m=160. work out the value of m when r=2

1. If the radius of the sphere above is 4 in, what is the approximate volume of the sphere?

What is 669.5554 written in word form

What number sentence that shows 20 is a multiple of 2

How man people can fit into 15 feet if one person takes up 2.5 square feet?

The dimensions of triangle A are three times the dimensions of triangle B. The area of triangle B is 6 cm2. What is the area of triangle A?

An airplane travels 2004 km against the wind in 3 hours and 2544 km with the wind in the same amount of time. What is the rate of the plane in still air and what is the rate of the wind in km/h?