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vagabundo [1.1K]
3 years ago
8

Is the ratio 4.2:1.5 proportional to the rational 12.6:4.5​

Mathematics
1 answer:
VARVARA [1.3K]3 years ago
3 0

Answer:

YES

Step-by-step explanation:

cause 12.6 / 4.5 = 2.8

and 4.2 / 1.5 = 2.8

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Answer:

1st choose: Rounded

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3rd Choose: 6

Step-by-step explanation:

1st  Choose: You want rounded numbers because it makes the problem simpler.

2nd Choose:  35 3/4 rounds to 36.

3rd Choose: 5 7/8 rounds to 6. 36 and 6 divides evenly.

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3 years ago
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Answer:

El porcentaje de descuento fue del 10%.

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Para encontrar el porcentaje de descuento, puedes calcular la variación entre los dos precios ya que este será el porcentaje aplicado. Para hacerlo debes calcular la diferencia entre los dos precios restando el precio final menos el precio original y luego, debes dividir este resultado entre el precio original y multiplicar por 100:

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Alex types 1/2 of a page in 1/2 an hour. How long will it take him to type 1 page?
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Answer:

4.9 units

Step-by-step explanation:

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