Coins as percents of $1. can you me with question 1,2,3,4,5,6,7? they are not word problems!

What is the binomial expansion of (2x-3)^5

Someone this asap for a group of students attends a basketball game. * the group buys x hot dogs at the concession stand for $2 each. * the group buys y drinks at the concession stand for $3 each. the group buys 29 items at the concession stand for a total of $70. how many hot dogs did the group buy?

Which of the following is not a subset of {1,2,3}?