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

Jesus Pena

24 December, 15:46

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)

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Kiley Acevedo · Answer 1

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

Nevaeh Villa · 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