during the 31 nights of October, Keith kept track of his sleep. he slept a total of 297 hours. How many hours of sleep did he average each night?

Round 4,267 to the nearest hundred

Solve this problem using estimation. The Cimarron Middle School orchestra sold $8720.00 worth of candy bars in 28 days. About how much did they make each day?

How to solve y=8/x^2 and is it a linear function or non linear equation?

Jenna has 8 pairs of jeans. Three of them are blue. What percentage of her jeans is blue?

Angie has 12 feet of string. She will cut the string into equal legths of 5 inches each. How much string will be left after she cuts as many of these lengths as possible?

Katya is 15 years old, which is 5/6 of her brother's age. How old is her brother?

Complete the square so that the left side of x2 + 8x - 3 = 0 becomes a binomial squared.

The numerators of any rational roots of a polynomial will be factors of the what?

What is 12-9*3*4+3 in three different ways

What is the combined land area of the countries A and B is 154,973 square kilometers. Country A is larger by 573 square kilometers. Determine the land area of each country