Rafael is taking a test that contains a section of 12 true-false questions. How many of the possible groups of answers to these questions have at least 6 correct answers of true? a. 2510 c. 2450 b. 2545 d. 2300

Find all real solutions of equation 322 + 32 - 5 = 0. Does the equation have real solutions? Yes with 21 22 If your answer is yes, input the solutions: Z1 = and 22 = Note: Use sort (10) or 10" (1/2) for V10, etc.

Suppose that the average number of airline crashes in a country is 1.9 per month. (a) What is the probability that there will be at least 2 accidents in the next month?

Which expression has a value of 13? (12+6) : 3+3 12 + (6:3+3) (12+6) : (3+3) 12+6: (3+3)

975,462 rounded to the nearest hundred thousand

On Saturday, Louise ran 19/4 miles, Beth ran 45/10, Staci ran 4 3/5 miles. Which list shows these distances in order from greatest to least?

10. An unprincipled used-car dealer sells cars to unsuspecting buyers, even though the dealer knows that the car will have a major breakdown within the next 6 months. The dealer provides a warranty of 45 days on all cars sold.

At Jakes laundromat 6 of the washers must be replaced these washers represent 1/4 of the total number of washers if W represents the total number of washers which equation could be used to determine the value of w?

john has 3 red shirts, 4 blue shirts and 2 yellow shirts. what is the ratio of yellow shirts to blue shirts

20*2+1+3/9=7 Need to add grouping symbols to make it true

Given f (x) = 2x² + 8x - 4 and g (x) = - 5x + 6, find (f - g) (x) or f (x) - g (x) A. 7x² + 8x - 10 B. 2x² + 13x - 10 C. 2x² + 3x + 2 D. 2x² - 6x + 10