A professional gambler reported that at the end of the first race at the track he had double his money. he bet $40 on the second race and triple the money he came with. he bet $40 on the third race and quadrupled his original bank roll. he bet $72 on the fourth race and lost it but still had $88. how much money did he start with ?

A store bought shirts for $5.75 each. if they want to make a 65% profit on selling them, what should the selling price be?

Andy has a certain amount of money in his checking account on Friday morning. During the day, he writes a check for $50.72, makes an ATM withdraw for $70 and deposits a check for $81.96. At the end of the day he sees that his balance is $635.04. How much money did he have in his account at the beginning of the day?

Carl was competing on a game show, and he ran into a losing streak. First, he bet half of his money on one question and lost it. Then he lost one fourth of his remaining money on another question. Then he lost $300 on another question. Then he lost two-thirds of his remaining money on another question. Finally, he got a question right and won $200. At this point, the show ended, and he had $800 left. How much did he have before his losing streak began?