What equation represents the nth term of the sequence {2, -1, -4, -7, ...}help me PLEAS

Approximately how many more job openings are expected for security guards than pharmacy technicians? a. 2,000 b. 11,100 c. 21,000 d. 32,000

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?

Write the ratio as a fraction in lowest terms. compare in inches. 5 feet to 50 inches