Amixture contains 1/16 pound sand and 7/8 pound compost. at that rate, what amount of sand is needed if the mixture contains 1 pound of compost? a. 1/14 pound b. 8/24 pound c. 14 pounds d. 15/16 pound

The amount of money, in dollars, in an account after t years is given by a = 1000(1.03)^t. the initial deposit into the account was $_^a0 and the interest rate was _a1% per year. only enter numbers in the boxes. do not include any commas or decimal points^t. the initial deposit into the account was $__^a0 and the interest rate is % per year.

Cot(90° − x) = 1 the value of x that satisfies this equation is °. a. 60 b. 135 c. 225 d. 315

What are the solutions of the system? solve by graphing. y = -x^2 - 3x + 2 y = -2x + 2