Rachel rode her bike for one-fifth of a mile on Monday and two-fifths on a mile on Tuesday. how many miles did she ride altogether?

You just purchased two coins at a price of $670 each. because one of the coins is more collectible, you believe that its value will increase at a rate of 7.1 percent per year, while you believe the second coin will only increase at 6.5 percent per year. if you are correct, how much more will the first coin be worth in 15 years?

Astock has a 25% probability of increasing by $10 and a 75% probability of decreasing by $5. what is the stocks expected increase or decrease?

Match the one-to-one functions with their inverse functions.