a steam boat travel 10 km/h faster than freighter. the steamboat gravels 162 km in the same time they freighter travel 132 km find the speed if each boat.

Cass decided to sell game programs for the hockey game. the printing cost was over 20 cents per program with a selling price of 50 cents each. cass sold all but 50 of the programs, and made a profit of $65. how many programs were printed? letting p represent the number of programs printed, set up an equation that describes this situation. then solve your equation for p.

What number should be added to the expression x^2+3x+ in order to create a perfect square trinomial? 3/2 3 9/4 9

Asphere has a diameter of 10 in. what is the volume of the sphere?