Darlene spent 20 minutes jogging and 10 minutes cycling and burned 400 calories. The next day she did 10 minutes of jogging and 20 minutes of cycling and burned 350 calories. How many calories were burned for each minute of jogging and how many for each minute of cycling

Question

Mathematics

Isabel Schneider

19 July, 20:00

Darlene spent 20 minutes jogging and 10 minutes cycling and burned 400 calories. The next day she did 10 minutes of jogging and 20 minutes of cycling and burned 350 calories. How many calories were burned for each minute of jogging and how many for each minute of cycling

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Answers (2)

Know the Answer?

Bobby Hogan · Answer 1

This is very spread out just to show properly but you could get it smaller haha

Aubree · Answer 2

Jogging=15

Cycling = 10

Step-by-step explanation:

20j+10c=400

20j=40c=700

30c=-300

300/30=10

j=10

10j+20 (10) 350

10j+200=350

10j=350-200

10j=150

150/10=15

j=15