Question

Connie needs to burn at least 400 calories at the gym today. She can burn 20 calories per minute on the treadmill and 12 calories per minute on the elliptical trainer. Which inequality below can be used to find the possible combinations of time she could spend on each machine and still meet her goal of burning at least 400 calories?
Answer

20t + 12e greater than or equal to 400

20t - 12e less than or greater to 400

20t - 12e greater than or equal to 400

20t + 12e less than or greater to 400

Answer 1

first one

Answer 2

20t + 12e greater than or equal to 400