The area of a rectangular wall of a barn is 45 square feet. Its length is 12 feet longer than the width. Find the length and width of the wall of the barn.

A granola recipe calls for 2 1/3 cups of almonds. A bag of almonds contains 1/4 cups. How many bags will be needed for the recipe?

You want to buy a bouquet of yellow roses and baby's breath for $16 the baby's breath cost $3.50 per bunch, and the roses cost $2.50 each. You want one bunch of baby's breath and some roses for your bouquet. How many roses can you buy?

clare estimates that her brother is 4 feet tall. whey they get measured at the doctors office, her brothers height is 4 feet, 2 inches

What is the value of x. 2.5 (x-9) = 8 A. - 12.2 B. - 6.8 C. 6.8 D. 12.2

What's the estimate of345,245+567,321

Research scientists need a certain type of bacteria to conduct an experiment. There are 100 bacteria in a certain culture. The culture grows at a rate of 70% daily. The scientists need at least 1,400 bacteria to conduct an experiment.

Round 0.584 to the nearest tenth

Emily purchased a couch, loveseat, in the chair for $2000. The Loveseat cost twice as much as the chair, and the couch cost $600 more than the love seat. Find the cost of the couch, loveseat, and chair.

x3 + 11x2 - 3x - 33 by grouping?

Write the sum eπ/4 + eπ/5 + eπ/6 + ... + eπ/n in summation notation in terms of k.