Okay so im in a math zoom and to leave i need to finish a math problem. its 'like units'
1 2/5 + 1/3
he wants the new problem and answer

In the geometric progression –3, 12, −48… what term is 3,072?

Collin did the work to see if 10 is a solution to the equation r/4=2.4

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?