How can you know if this equation is true?

1/3+1/5=2/8=1/4

Beethoven wrote 9 trios. These trios make up 20% of music pieces he wrote. How many pieces of music did he write?

Explain how you can find 4 x 754 using two different methods

The material needed to make the skin of a basketball costs $71.62 / m2. A standard basketball has a diameter of 24 cm. To the nearest dollar, how much does a basketball cost to make?

He number line below represents which combined inequality? number line with a closed circle on negative 2, shading to the left and a closed circle on 4, shading to the right x greater than or equal to - 2 or x less than or equal to 4 x greater than

The third graders collected 754 cans the fourth graders collected 592 cans estimate how many more cans the third graders collected

In a class of all girls 24 of the 30 students have brown hair what is the probability of randomly picking a girl with brown hair

The slope of the line whose equation is 8y = 2x 4

Original price of a book: $15.50 discount is 10%

Bee Paul, store manager for Jay's Appliance, is having a difficult time placing a selling price on a plasma television that originally costs $600. Bee knows his boss would like to have a 55 percent markup based on cost.

A new internet phone company advetises that you can call any country in the world for 3 cent per minute. You regularly call your friend in India and talk to her for 20 minutes. How much would the phone call cost?