Find the range of these numbers: 125,95,115,90 and 100

What is the best piece of financial advice in regard to the various investment and financial opportunities advertised?

If you are in grade when should you start studying for exams

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?