Elaina invests $220 in an account that pays 1.8% annual interest. No money is added to or removed from the account. How much simple interest is earned after 1 year?

What are the constants in this expression? -10.6+9/10+2/5m-2.4n+3m

Joseph haydn pet store offers wide variety of leashes for dogs. the store purchases one popular type of leash from its manufacturer for $4.38 each. joseph haydn pets marks up leashes at a rate of 238% of cost. what is the retail price of the popular leash?

Arestaurant chef made 1 1/2 jars of pasta sauce. each serving of pasta requires 1/2 of a jar of sauce. how many servings of pasta will the chef be bale to prepare using the sauce?