Kim and ken are trying to earn at least $400 to buy a mountain bike. kim earns $7 per hour as a youth counselor at camp. ken earns $5 per hour mowing lawns. let x = kim's hours and y = ken's hours. if ken works 40 hours, what is the least number of hours that ken will need to work to meet their goal?

Over the course of a month, a person's weight decreases. what type of relationship is this? a. positive relationship

Juanita wade's new car has an msrp of $28,902.11 including title and processing fees. the premier package which includes surround sound and dvd player costs three times the amount of the in-style package which includes leather seats and select wheels. the total cost of her new car was $34,290.08 which included the 6.5% sales tax. find the cost of the premier package to the nearest cent.

Find the circumference of a pizza with a diameter of 10 inches round to the nearest tenth