A radiator contains 8 quarts of a mixture of water and antifreeze. If 40% of the mixture is antifreeze, how much of the mixture should be drained and replace by pure antifreeze so that the resultant mixture will contain 60% antifreeze

Working for ok titan sports, donna makes an annual salary of $29,400. what would her gross pay be if she were paid weekly?

Simplify: x^5/8 • x^3/8; 0 (is greater than or equal to) x

A talk driver charges $3.50 per mile driver gives a 10mile ride a 5.5 mile ride and a 19 mile ride. he then spends $50 to fill up the gas tank before giving a final ride of 26 miles write a numeric expression to represent the dollar in amounts the

A theater has 145 rows of seats. There are 12 seats in each row. The sixth grade class fro Brookpark Middle School has 168 students and 15 chaperones that are attending a play next week. How many rows will they need to reserve for the upcoming play?

luren hiked 16,500 feet in the morning and 14,850 in the afternoon. estimate the total number lauren hiked that day?

Water stations are placed every 600 meters of a fifteen kilometer race. How many water stations will be needed?

During Ashland High School basketball games, the snack bar sells both cheese and pepperoni pizza slices. Last night, the snack bar sold 143 slices of pizza. They sold 10 times as many pepperoni slices as cheese slices.

Bob is making a scale drawing of his garage which is 10 yards long. If 1/2 inch represents 1 yard, how many inches long should be the drawing be?

What is I=$562.59, p=$1500, t=yrs

Of the 800 seventh grade students and 640 eighth grade students at Knox Middle School, 90 students will be chosen at random to attend an assembly.