Find the range of the given data set. - 4, - 3, - 1, - 1, 0, 1

Two boys, Shawn and Curtis, went for a walk. Shawn began walking 20 seconds earlier than Curtis. Shawn walked at a speed of 5 feet per second. Curtis walked at a speed of 6 feet per second.

A company recorded 2 days of accrued salaries of $2,200 for its employees on January 31. On February 9, it paid its employees $8,600 for these accrued salaries and for other salaries earned through February 9.

If the confidence level is increased from 90% to 99% for an SRS of size n, the width of the confidence interval for the mean μ will:

Sunni drives total of sixty-four and half mile to work and back each day Monday through friday. Her car gets 21.5miles per gallon. if has cost $2.85 per gallon, how much does it cost Sunni to drive and from work each week?

Marco missed 4 questions on the test but answered 75% of the questions correctly. How many questions were on the test?

Sasha has nickels and one dollar bills in her pocket. The number of nickels is nine more than three times the number of one dollar bills. Let 0 represent the number of one dollar bills. Write an expression for the number of nickels.

How do you find mass volume and density?

A book has a list price of $39.99, but the bookstore receives a 40% discount from the publisher. How much does the bookstore have to pay per copy of this book?

What is 60% of 33 ... ?

A candle is 6 inches tall and burns at a rate of 1/2 inch per hour. How tall will if be in 6 hours?