
now, there are 1000 grams in one Kilogram, so in 1680 grams, there are 1680/1000 Kilograms, namely 1.680.
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a )


Two solutions.
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b )


One solution .
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c )


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d )


One solution.
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e )



Two solutions.
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f )


Two solutions .
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2x3=6. So the Greatest Common Factor (GCF) is 6
15 = 0.23x
x = 65.2
therefore 15 is 23% of 65.2
Answer:
Step-by-step explanation: