"which of the following is the graph of an arithmetic sequence whose first term is 0 and whose common difference is 4?

Lin is shopping for a couch with her dad and heard him ask the salesperson “how much is your commission? ” the salesperson says that her commission is 5 1/2% of the selling price. a.how much commission will the salesperson earn by selling a couch for $495? b.how much money will the store get from the sale of the couch?

Don't know how to find x given these segment lengths

You are at a restaurant and owe $38 for your meal. you want to leave a 20% tip. how much will your tip be?