7.2 Homework

For problems 1-4, find the percent of each number.
Para los problemas del 1 al 4, encuentre el porcentaje de cada número.

1

10% of 90

1

50% of 14

1

30% of 70

1

80% of 40

For problems 5-6, use the following information.
The metal bar shown is an alloy of silver and other metals. 
Para los problemas 5-6, use la siguiente información.
La barra de metal que se muestra es una aleación de plata y otros metales.

1

Using the metal bar above:
If the silver accounts for 84% of the bar's weight, what is the weight of the silver?
Usando la barra de metal de arriba:
Si la plata representa el 84% del peso de la barra, ¿cuál es el peso de la plata?

1

7.2 Homework

10% of 90

50% of 14

30% of 70

80% of 40

Using the metal bar above:
If the silver accounts for 84% of the bar's weight, what is the weight of the silver?
Usando la barra de metal de arriba:
Si la plata representa el 84% del peso de la barra, ¿cuál es el peso de la plata?

Using the metal bar above:
If 9% of the bar's weight is iron, how much does the iron weight?

10% of 90

50% of 14

30% of 70

80% of 40

Using the metal bar above:
If the silver accounts for 84% of the bar's weight, what is the weight of the silver?
Usando la barra de metal de arriba:
Si la plata representa el 84% del peso de la barra, ¿cuál es el peso de la plata?

Using the metal bar above:
If 9% of the bar's weight is iron, how much does the iron weight?

7.2 Homework

7.2 Homework

10% of 90

50% of 14

30% of 70

80% of 40

Using the metal bar above:If the silver accounts for 84% of the bar's weight, what is the weight of the silver?Usando la barra de metal de arriba:Si la plata representa el 84% del peso de la barra, ¿cuál es el peso de la plata?

Using the metal bar above:If 9% of the bar's weight is iron, how much does the iron weight?

10% of 90

50% of 14

30% of 70

80% of 40

Using the metal bar above:If the silver accounts for 84% of the bar's weight, what is the weight of the silver?Usando la barra de metal de arriba:Si la plata representa el 84% del peso de la barra, ¿cuál es el peso de la plata?

Using the metal bar above:If 9% of the bar's weight is iron, how much does the iron weight?

Using the metal bar above:
If the silver accounts for 84% of the bar's weight, what is the weight of the silver?
Usando la barra de metal de arriba:
Si la plata representa el 84% del peso de la barra, ¿cuál es el peso de la plata?

Using the metal bar above:
If 9% of the bar's weight is iron, how much does the iron weight?

Using the metal bar above:
If the silver accounts for 84% of the bar's weight, what is the weight of the silver?
Usando la barra de metal de arriba:
Si la plata representa el 84% del peso de la barra, ¿cuál es el peso de la plata?

Using the metal bar above:
If 9% of the bar's weight is iron, how much does the iron weight?