In your English class, you are given a list of 12 books. You are to choose 3 books to read over the summer. How many DIFFERENT groups of 3 books are available from the list of 12?
There are
DIFFERENT groups

This is a probability and stats question. I think it’s a combination and not a permutation but am not certain

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.

Elena is paid a constant rate for each hour she works. the table shows the amounts of money that elena earned for various amounts of time that she worked.

The candy store is having a 30% off sale. emma is going to buy $7.50 worth of candy. how much will she pay after the discount