A tennis racket normally costs $90. The tennis racket is on sale for 60 % off. What is the sale price of the tennis racket?

Why do ratios use multiplication

A recent poll of 380 randomly selected Americans showed that 24% ( = 0.24) are happy with their cell phone carriers. The country's largest cell phone carrier would like to know, within a 90% confidence level, the margin of error for this poll.

Determine how many square inches of wrapping paper you need to wrap a box that is 8 inches wide, 12 inches long, and 2 inches deep with no overlap.

Solve the system. Tell how many solutions the system has. -2x + 4y = 9 x-27 = - 7

How many times does 9 go into 777?

Sam added two fractions together and got 7/8 as the answer. Write down two fractions that Sam could of added.

A sign language club made $627.50 from selling popcorn at a festival. The popcorn cost the club $95.00. Which expression represents the amount of money that was raised for each member of the club?

In order to avoid a training violation, 85% of your store's employees must complete diversity training by the end of the week. You have 142 employees at your store and 91 have currently completed the training.

Oprah looks at this histogram of a distribution with a mean of 6.7 grams and a standard deviation of 1 gram. She claims that approximately 68% of the data is between 5.7 and 7.7 grams. What is the error in her thinking?

16/1337 answer of division