A basket contains 4 red balls and 6 black balls, if two balls are selected one after the other without replacement what is the probability that all balls are black?

Audrey is playing a game with a spinner. The spinner has three sections: red, blue, and green. Audrey wants to find out if the spinner is fair. To test this, she spins the spinner 100 times and records the relative frequency of each outcome.

30 inches increased by 30%

If i run 10 kilometers in 1 hour how many kilometers do i run in 2 and a half hours

Variables x and y are in direct proportion, and y = 35 when x = 2m. If x = 8m, then y =

Solve the equation and check your answer. 3-5b+2b=-2-2 (1-b)

anna and mackenzie are 162 miles apart, traveling towards each other. if mackenzie is traveling at 18 mph and Anna at 9mph how long u til they meet?

What's 9.98 in word form

5. Higher Order Thinking Maria has two $20 bills, three $5 bills, and four $1 bills. What other bill or bills does she need to buy a present that costs $69?

For a triangle with length of its sides of 120, 22 and 122, determine if it is a right triangle.

Laura took 12 hours to read a 360 page book. At this rate, how long will it take her to read a 400 page book?