Mr. Dinero earns per week $512 as a gardener. His partner earned 37.5% of that. His partner earned ?

5500 dollars is placed in an account with an annual interest rate of 6.5%. to the nearest tenth of a year, how long will it take for the account value to reach 19700 dollars?

In right ∆abc shown below, the midpoint of hypotenuse ac is located at d and segment bd is drawn.if ab = 12 and bc = 16, then explain why bd = 10. hint: consider what you know about the diagonals of a rectangle.

How do i simply this expression (quadratic formula basis) on a ti-84 or normal calculator?