Abiology quiz consists of eight multiple-choice questions. five must be answered correctly to receive a passing grade. if each question has four possible answers, of which only one is correct, what is the probability that a student who guesses at random on each question will pass the examination?

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.

The price of an item has been reduced by 30%. the original price was $30. what is the price of the item now ?

What are the solutions of the equation? 5z^2 + 9z - 2 = 0 a. 1, -2 b. 1, 2 c. 1/5, -2 d. 1/5, 2