shaneajones1980 shaneajones1980
  • 13-05-2019
  • Mathematics
contestada

A runner burned 120 calories on a 1.6
km run. How many calories would
they burn on a 5 km run?
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Cascade
Cascade Cascade
  • 13-05-2019

Answer: 375 calories

Form a proportion. Let x be the number of calories burned on a 5 km run.

[tex]\frac{120}{1.6} = \frac{x}{5}[/tex]

Solve for x by cross-multiplying.

[tex]1.6x = (120)(5)\\1.6x = 600\\x = 375[/tex]

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decad2 decad2
  • 13-05-2019

Answer:

375 calories

Step-by-step explanation:

[tex] \frac{120}{1.6} = \frac{x}{5} [/tex]

next you would cross multiply

[tex]1.6x = 600[/tex]

then you would divide by 1.6 on both sides

[tex]x = 375[/tex]

and 375 calories should be ur answe

Answer Link

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