One inlet pipe can fill an empty pool in 9 hours, and a drain can empty the pool in 15 hours. How long will it take the pipe to fill the pool if the drain is left open?

Which statement is true? All quadrilaterals are squares. erals All quadrilaterals are parallelograms. All quadrilaterals are rectangles. All rectangles are quadrilaterals,

Determine which of these illustrates two quantities that combine to make 0. A) Latanya lost ten pounds and then gained six pounds. B) A business's profit if its income is more than its expenses.

If If sinx=13 find cosx. Hint: use the pythagorian identity. 13 19 22√3 89

Matthew and Courtney have 72 coins altogether. Courtney has 8 more than 3 times as many coins as Matthew. How many coins do they each have?

The area of a square patio is 196 square feet. How long is each feet of the patio?

Jose worked n hours at $8.75 per hour. He made a total of $61.25. Write an expression that represents the total number of hours Jose worked

Which of the following is the correct translation for the expression x - 6? a number subtracted from 6 a negative number added to 6 the product of a number and - 6 the difference between a number and 6

F (x) = 4x2 - 24x + 20?

My question: Tia's car needs repairs. Honest Harry will charge $70 per hour plus $130 for the part. Lucky Lou will charge $80 per hour plus $40 for the part. How long is the job if the two costs are the same?

Sarah used 2.5 cups of cheese in a dish that serves 10 people. Amyn used 1.6 cups of cheese in a dish that serves 8 people. How much more cheese is in one serving of Sarah's dish?