What is 7 and a half hours + 6 and 3/4 hours + 7 and 1/3 hours?

Without performing the calculations, which expression equals the greatest value? A) 1 2 * (2 + 7) B) 1 3 * (2 + 7) C) 1 4 * (2 + 7) D) 1 6 * (2 + 7)

Andrew earns $18 an hour for mowing lawns. How many hours would Andrew have to work to earn $1,500?

If a is equal to 1, then shouldn't a Times b equal b

How do you graph 2y+5x=40

Income Vincent earns $15 per hour during the week and $18 per hour for overtime on the weekends. One week he earned $252. He worked 3 times as many hours during the week as he did on the weekend.

Jason entered the elevator of the skyscraper on the ground floor and rode up to the 45th floor. Since Jason was texting, he didn't notice where he was, so he then rode down 28 floors and finally up 15 floors where he exited the elevator.

Randall bought a bond with a face value of $6000 and a coupon rate of 7.25%. the bond will mature in 5 years. how much interest will he receive semiannually?

Ryan has $0.75 worth of pennies and nickels. He has 3 more nickels than pennies. Determine the number of pennies and the number of nickels that Ryan has.

A stack of 6 books weighs 7.8 pounds. If each book weighs the same amount, how much doesn't each book weigh?

5/7 times 9/10 equals?