A computer randomly picks a number from the group 20, 21, 22, 23, 24, 25, 26, 27. What is the probability the number is larger than 24 or smaller than 21? Enter your answer in the box as a decimal.

Improper fraction whose value is between 5-10 and denominator is 9

How can I determine the value of x that will make the expression a real √x-1

What % more than 80 is more than 104

If I had 2 slopes, one that was x+2y>-2 (2y>-x-2) and x+y≥4 (y≥-x+4), what direction would each of the slopes be if I plotted them on a graph? What direction is both a positive and negative graph and how can I tell if it's positive or negative?

Which method should be used to solve for x?2.5 x=5.7

In one version of trail mix, there are 3 cups of peanuts mixed with 2 cups of raisins. In another trail mix, there are 4.5 cups of peanuts mixed with 3 cups of raisins are the ratios equivalent for the 2 mixes? Explain your reasoning

Solve the equation. Check your work. 3/8 (x + 8) = 3/4 (x + 5) + 1/8

She spends $10000000 to buy a plant. Makes $13000 per boat. Write an expression that would give you her profit if she sold x boats.

A bag has 5 red marbles, 6 blue marbles and 4 black marbles. What is the probability of picking a black marble, replacing it, and then picking a blue marble

Each angle of a regular pentagon has a measure of