Hola si me pudiera alguien ayudar con estos problemas creo que no son muy difíciles ya que solo voy a 2 de ESO.

He comprado 15 CD por 11,25$. Quanto me ha costado cada CD?

Jennifer owns 4 4/9 acres of farmland. She grows beets on 1/4 of the land. On how many acres does Jennifer grow beets?

Change 7 2/5 to improper fraction

There are 5 white balls, 8 red balls, 7 yellow balls and 4 green balls in a container. A ball is chosen at random.

Ramon earns $1,615 each month and pays $53.60 on electricity. To the nearest tenth of a percent, what percent of Ramon's earnings are spent on electricity each month?

Harry estimates that the dinner will have 48 g of fat. if the recommended daily allowances is 70 g What percentage of her total daily allowance of fat will the dinner be

To find the quotient Two-fifths divided by one-fourth,

Find the sum of 2 x2 + 3 x - 4, 8 - 3 x, and - 5 x2 + 2. -3 x2 - 2 -7 x2 - 2 -3 x2 + 6 -7 x2 - 6 x - 2

Explain how to write fractions that represent visual models. Use your answers from Parts 1 and 2 as a guide.

Solve 2200 : 40 a. 55 b. 50 c. 60 d. 500

a farmer needs to buy fertilizer for his farmland. The instructions on the bag of fertilizer say 49.5 lb of fertilizer is needed for 1 acre of land. The farmers buys 2000 pounds of fertilizer.