A wheel of a van is making 400 revolutions per minute. If the diameter of the wheel is 70 cm, find its speed​

Determine the volume of a cylinder bucket if the diameter is 8.5 in. and the height is 11.5 in.

Asailor is looking at a kite. if he is looking at the kite at an angle of elevation of 36and the distance from the boat to the point where the kite is directly overhead is 40 feet, how high is the kite?

If 1/√5+1/√5+1=p+q√r , find the values of p, q and r