Connie needs to burn at least 300 calories at the gym today. She can burn 20 calories per minute on the treadmill and 10 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 300 calories?

A. 20t + 10e ≥ 300

B. 20t - 10e ≥ 300

C. 20t + 10e ≤ 300

D. 20t - 10e ≤ 300

Question

Connie needs to burn at least 300 calories at the gym today. She can burn 20 calories per minute on the treadmill and 10 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 300 calories?

 A. 20t + 10e ≥ 300

 B. 20t - 10e  ≥ 300

 C. 20t + 10e ≤ 300

 D. 20t - 10e ≤ 300

anonymous · Answer

http://answers.yahoo.com/question/index?qid=20101030140805AAz4E68

anonymous · Answer

thats not the same question as mine

lgbasallote · Answer

the total calories she burns should be AT LEAST 300

hint:

total means addition

at least means greater than or equal to ($\ge$)

does that help?

anonymous · Answer

sorry

anonymous · Answer

its ok and yeah it does help @ lgbasallote thank u

lgbasallote · Answer

welcome