A hollow crystal ball is made of glass that is 3 centimeters thick. The ball has a radius to the outside surface of 8 centimeters. What is the approximate volume of glass used to make the ball? Use 3.14 for pi.

Steven wants to grow tomatoes and herbs so he can make his own fresh pizza sauce. Steven's planter box is seven feet long and four feet wide on the inside. Steven fills the planter box with soil to a height of two feet.

Problem Page An item on sale costs 80% of the original price. If the original price was $40, what is the sale price?

A tunnel is 30 yards long and 15 yards wide. The height of the tunnel walls is 5 yards before the curve of the cylinder-shaped ceiling. What is the volume of the tunnel? Use 3.14 for pi. Round your answer to the nearest hundredth.

If f (2) = 17, what is f - 1 (17) ?

Six hundred twenty six children attend elm street school which is another to write this number

Simplify. 8 (4x-3y-5) - 2 (3x-2) Show how you got the answer

Paula is given a litre bottle of water during her fitness assessment at the gym. She drinks 375 millilitres of the water. How much is left?

Is the transformation an isometric transformation? Explain

715 miles in 11 hours how long would it take to drive 845 miles

In a triangle, the measure of the first angle is three timesthree times the measure of the second angle. the measure of the third angle is 65 degrees65° more than the measure of the second angle.