Question

The doctor tells Mark that he needs to exercise and at least 200 cal each day. he prefers running or biking while running he burns 15 cal per minute while biking is 10 cal per minute let x be the number of minutes he spends running and let y be the number he spends biking. write an inequality that models the situation

Answer 1

Let:

x = Number of minutes Mark spends running

y = Number of minutes Mark spends biking

He burns 15 cal per minute running and he burns 10 cal per minute biking. He needs to burn at least 200 cal each day, therefore:

$15x+10y\ge200$