At lunch time, ben often borrows money from his friends to buy snacks in the school cafeteria. he borrowed $1.75 from his friend clyde each day for five days last week to buy ice cream. represent the amount he borrowed as the product of two rational numbers; then determine how much ben owed his friend.

There are 15 plates and each plate is either 7 or 12 inches diameter. which systems of equations do you use to find the number of 7 inch plates, x and 12 inch plates, y

Suppose you just purchased a digital music player and have put 8 tracks on it. after listening to them you decide that you like 4 of the songs. with the random feature on your player, each of the 8 songs is played once in random order. find the probability that among the first two songs played (a) you like both of them. would this be unusual? (b) you like neither of them. (c) you like exactly one of them. (d) redo () if a song can be replayed before all 8 songs are played.

Use sigma notation to represent the following series for 9 terms.