13/20 in 1/60 of a mile is how much in an hour

The two square pyramids are similar. find the total volume of both pyramids if the ratio of their surface areas is 9/16

An airplane is flying at an elevation of 5150 ft, directly above a straight highway. two motorists are driving cars on the highway on opposite sides of the plane, and the angle of depression to one car is 35 ̊ and to the other is 52 ̊. how far apart are the cars?

Which is the best estimate of the product of 0.9 x 0.88? 0 0.25 0.5 1