John and alicia are asked to clean the barn. john can clean the barn by himself in 3 hours and together they can clean the barn in 1 7/8 hours. how long would it take alicia to clean the barn by herself?

What is pie the number and symble

You deposit $4000 in an account earning 6% interest compounded continuously. How much money will you have in the account in 15 years?

Kyle has a storage box that is 2 ft. long, 3 ft. high, and has a volume of 12 ft. 3 12 ft. 3 . Myla has a storage box that is 4 ft. high, 2 ft. long, and has a volume of 16 ft. 3 16 ft. 3 .

Solve by substitution 3x+4y=10 y=-2x+10

In ΔPQR, the measure of ∠R=90°, QR = 91 feet, and RP = 26 feet. Find the measure of ∠Q to the nearest tenth of a degree.

La parcel·la fa 30 metres de llargada i 25 metres d'amplada. Calcula els metres de tanca que faran falta per mantenir el recinte tancat mentre es fan les obres.

The length of a rectangle is 3 inches more that its width. The perimeter of the rectangle is at least 30 inches. Which inequality shows the possible range of widths of the rectangle? A. w ≥ 16.5 inches B. w ≥ 13.5 inches C. w ≥ 9 inches D.

Three friends each created 4 bags of starter dough. After ten days, each of those four bags is then divided into four more bags of dough. How many days pass before 192 bags of dough are created?

What is - 4 - (-12) ? I don't know if you add them or subtract.

Suppose you bought something that was priced at $14.30, and the total bill was $15.20. What is the sales tax in this city? (Round your answer to one decimal place.) Hint: You have several steps to perform. First, find the tax, then the tax rate