Rick is setting up a model train track that is 5 and 3 over 5feet long. no telephone pole is needed at the start of the track. however, along the track, he places a telephone pole every 4 over 5foot apart. how many telephone poles does he need? (input number values only) numerical answers expected!

10% of 1,900,000. show me how you got the answer

Which of the following contains a variable?

Aclothing designer is selecting models to walk the runway for her fashion show. the clothes she designed require each model’s height to be no more than y inches from 5 feet 10 inches, or 70 inches. which graph could be used to determine the possible variance levels that would result in an acceptable height, x?