How long would it take an ostrich to run 15 miles

The volume of the a sphere whoes diameter is 18 cm is cubic cm . if it's diameter were reduced by half, it's volume would be of its original volume

Which angle has the same measure as the dehedral angle formed by the orange face and the purple rectangle

Joyce deposited $5000 in an account with an annual interest rate of 6%, compounded annually. how much money will be in the account 10 years later