David charges $15 plus $5.50 per hour to mow lawns arie charges $12 plus $6.25 per hour to mow lawns. in what situation is aries charge greater than or equal to david’s charge?

Indicate the formula for the following conditions: p^c(n,r)=

Answer asap and if you do you will get brainliest. catherine buys a gallon of ice cream from the store. after taking it home, she eats a fifth of a gallon of ice cream. her sister eats some of the ice cream as well. if two-thirds of the original amount of ice cream is left, then what fraction of a gallon of ice cream did her sister eat?

Do xuan nam isgoing to invest $1000 at a simple interest rate of 4% how long will it take for the investment to be worth $1040?