Batteries for an MP3 player usually cost $8.00, but they are on sale for 40% off. What is the discount amount? What is the sale price for these batteries?

What is the diffrence between the digit in the ones place to the digit in the tenths place if they are the same number

According to the Rational Roots Theorem, which statement about f (x) = 25x7 - x6 - 5x4 + x - 49 is true?

Solve the inequality: -40 < 2 (a + 12).

How are synthetic molecules and natural molecules different

8251 is 127% of what number

Ecessary. Bamples 3. What number is 15% of 60?

Let f (x) = 9x - 2 and g (x) = - x + 3. Find f (g (x)).

3x+2y+2x when x = 20 and y=-3

A 4-pound bag of sugar contains 454 one-teaspoon servings and costs $3.49. A batch of muffins uses 1/4 cup of sugar. How many batches can you make if you use all the sugar? What is the cost of sugar for each batch? (1 cup = 48 teaspoons)

Tom had $84.50 and then spent $12.25 for a music CD, $17.85 for a gift, and CV$15.45 for gasoline. How much did he have left?