Your classmate is starting a new fitness program. he is planning to ride his bicycle 60 minutes every day. he burns 7 calories per minute bicycling at 11 mph and 11.75 calories per minute bicycling at 15 mph. how long should he bicycle at each speed to burn 600 calories per hour?

The table shows the distances travelled by a paper aeroplane. a. find the range and interquartile range of the data. the range is feet. the interquartile range is __feet. b. interpret the range and interquartile range of the data. __ feet the distances travelled by the paper aeroplane varied by no more than__ feet. the middle half of the distances travelled by the paper aeroplane varied by no more than __ feet.