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NISA [10]
3 years ago
6

Tell whether the ratios form a proportion. 1/3, 7/21

Mathematics
1 answer:
Vilka [71]3 years ago
6 0
I don’t think it does
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Answer:

x - 3 = 0

Step-by-step explanation:

You can realise it plotting the points.

Or you can use : ( x - x1 ) / ( y - y1 ) = ( x1 - x2 ) / ( y1 - y2 )

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the population of a country double every 10 years from 1950 to 1980.what was the percentage increase in population during this t
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Step-by-step explanation:

The duration was 3 decades, or 30 years. The population starts at 100%, then doubles to 200% (decade 1), then 400% (decade 2), then 800% (decade 3).

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PLZ HELP ASAP!
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