Un agricultor posee dos hectáreas de tierra para el cultivo. Desea saber si la tierra contiene los nutrientes apropiados para el cultivo. Toma diferentes zonas de la superficie una muestra de dos kilogramos de tierra y la examina en el laboratorio. De acuerdo con los resultados, decide qué químicos debe agregar a la tierra para que sea apta Me dirían tal vez la población, muestra y variable.

If the cost to mail a package is an initial $5 and $0.28 for every pound the total cost to mail a package was $11.27, how much did the package weigh?

Solve these problems: 1.what is the perimeter of an equilateral triangle with sides measuring 6cm? 2. a regular pentagon has sides measuring 3.2 cm. what is its perimeter? 3. a regular decagon has sides of 3.5mm . what is it’s perimeter? 4. a regular octagon has a perimeter of 64cm. what is the length of one of the sides? 5. a regular hexagon has a perimeter of 72mm . what is the length of one of the sides? 6. what is the perimeter of a rhombus with sides measuring 11m?

The table shown below gives the approximate enrollment at the university of michigan every fifty years. how many more students were enrolled at the university of michigan in 1950 than in 1900?