Joe has 60mintues to spend at the athletic club where he jogs,play basketball,and ride a bike.jogging uses 13 calories per minute ,basketball and bike use 7. He jogs as long as he rides the bike. How log should he participate i each of these activities I order to use 640 calories?
in order for to do this you have yo look at the numbers and find the key words that the only way you gonna solve this problem cause i don't wanna give you the wrong answer.