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Answer :

Part A)

2.7 --- 60%

Therefore in order to know what is the 100% we will do the next operation

[tex]\frac{1\times2.7}{0.6}=4.5[/tex]

2.7 is 60% of 4.5

Part B)

4.2 --- 10%

In order to know the 100% we will do the next operation

[tex]\frac{1\times4.2}{0.10}=42[/tex]

4.2 is 10% of 42

Part C)

58 --- 100%

214.6 --- ?

[tex]\frac{214.6\times1}{58}=3.7=370\text{\%}[/tex]

214.6 is 370% of 58

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