Twenty pounds of a salt-water solution contains fifteen percent salt. How much water must be added to weaken the solution to twelve percent salt?

What number produces an irrational number when added to 3/4

The Belknap shield volcano os located in the cascade range in oregon. the volcano os crcular and has a diameter of 5 miles. what is the circumference of this volcano. Round you answer to the nearest tenth.

The diameter of your bicycle wheel is 20 inches. How far will you move in two turns of your wheel? A) 56.3 inches B) 62.8 inches C) 125.6 inches D) 74.6 inches

What is equivalent to1/16?

A triangle has sides lengths of 14cm, 48cm and 58 cm. Classify it as acute, obtuse or right

Which would the phrase "two times the quotient of a number and 3" look like as a variable expression? 3 n/2 2 n/3 2 (n-3) 3 (n-2)

In 2012 electricity cost 15p per unit. A family used 3729 units. In 2013 electricity cost 17p per unit. The family used 3506 units. How much more did the family pay for electricity in 2013

What times what equals 29 besides 29 times 1

Reggie is making a double-layer cake the recipe for the first layer calls for 2 1/4 cups of sugar. The recipe for the second layer calls for 1 1/4 cups of sugar Reggie has 5 cups of sugar. How much will he have left after making both recipes

The intercept not graph of 9x^2-4y^2=1