Lab pays a semiannual premium of $600 for automobile insurance a monthly premium of $100 for health insurance and an annual premium of $300 for life insurance

Sole with work in 10 years, the average number of hours of tv watched per week by teenagers dropped from 23.9 to 21.4. find the percent of change.

Last month, a 770 g box of cereal was sold at a grocery store for $3.10. however, this month, the cereal manufacturer launched the same cereal in a 640 g box, which is being sold at $2.50. what is the percent change in the unit price?

What is the best estimate of the length of a football