Ed can buy 10 pencils for $1.20. How much would Ed pay for 25 pencils?

Ineed to learn how to solve this problem

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.

Which compound inequality could be represented by the graph?