Scores on a test are normally distributed with a mean fo 69.2 and a standard deviation of 9.4, find p81

Four students are determining the probability of flipping a coin and it landing head's up. Each flips a coin the number of times shown in the table below.

A bicycle shop is selling $500.00 bikes at 10% off. if the sales tax is 7% how much will the bike cost?

I have 90 coins and I sold 15% of them. How many coins did I sell?

What is 17/12 as a mixed number

The difference of two numbers is 5. their product is 176. what are the numbers

If x1=4, compute the value of x2 if the mean is 1

30 people go for dinner it costs £240.93 how much should each person pay

Dan built deck that is 5 feet long and 5 feet wide He built another deck that is 5 feet long and 7 wide. He built a third deck that is 5 feet long and 9 feet wide. How do the areas change?

It takes Anjali eight minutes to wax a floor. Shayna can wax the same floor in 12 minutes. Find how long it would take them if they worked together.

Jesse takes his dog and cat to the vet. Jesse's dog weights 23 pounds. the vet tell him his cat weights 5/8 as much as the dog. How much does the cat weight