Aroulette wheel in a casino has 38 slots. if you bet a dollar on a particular number, you'll win $35 if the ball ends up in that slot and $0 otherwise. roulette wheels are calibrated so that each outcome is equally likely.

When amy exercises in her fitness center for 1 hr she burns a total of 475 calories.if she burns 9 calories a minute jogging on the treadmill and then burns 6.5 calories a minute pedaling on the stationary bicycle how many minutes of the hour does she spend exercising on the bicycle?