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Proporciones
Matemáticas
Middle School Math
Proporciones

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Name _____________________________
Date ___________________
Proporciones
Completa.

1.  After doing an experiment you learn that 60 percent of the carrot seeds from company A germinated (began to grow) within ten days, while only 45 percent of the seeds from company B germinated within ten days. What was the comparative germination ratio?

2.  Professor Jones counted mammals in a park. She counted twelve skunks, fourteen rabbits and four raccoons. What was the rabbit:mammal ratio?

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4.  There are sixty-six mice in the barn. If the ratio of brown mice to gray mice is 1:2how many gray mice are there?

5.  You have the set of numbers {-2,-3,-1,-4, 0,5,9,2,-6,10,7,3,8}. What is the ratio of negative numbers to positive numbers?

6.  It was recently estimated by the Extraterrestrial Alien Monitoring Agency, that unregistered extraterrestrials outnumber registered ones by about eight-to-five. If there are a total of1,365extraterrestrials, about how many of them are registered?



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suscriptores de edHelper - Cree un imprimible nuevo
Clave también incluye las preguntas
La hoja de respuestas sólo da las respuestas
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Not a subscriber?  Sign up now for the subscriber materials!

Proporciones
Matemáticas
Middle School Math
Proporciones

This worksheet still contains English.
edHelper is working on the translation