Peggy was taking a timed 90-question test. She was able to correctly answer 80% of the questions but had to skip the rest. How many questions did Peggy answer correctly?

Maria rents a bicycle while on vacation. It costs a flat fee of $19.95 plus $5.50 an hour. Maria rents if for 3 hours. What is the total cost?

115 is 26% of what?

If the smallest of three consecutive numbers is k, write the expression for their sum.

Micah and his brother found some cash at a bus stop. They split the money evenly, each getting $ 16. How much money did they find?

What is the slope-intercept form of the equation? A. y=-3-40 B. y-3x-40 C. y=-3x-36 D. y=3x-26

What is the formula for interior angle sum

A number changed to 193 after it was rounded. To what place was the number rounded? Explain how you know.

Elissa owns 28% of the grumman corporation. the rest of the shares are owned equally by the remaining six shareholders. what percent of the corporation does each of the other shareholders

A sample of 81 calculus students at a large college had a mean mathematics ACT score of 26 with a standard deviation of 6. Find a 95% confidence interval for the mean mathematics ACT score for all calculus students at this college.

A pet store has 7 cats. Here are their weights (in pounds). 12, 16, 8, 13, 10, 14, 16 Find the mean weight of these cats. If necessary, round your answer to the nearest tenth.