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09-03-2022
Mathematics

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Increase 128 in a ratio 4:5

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09-03-2022

Answer:

160

Step-by-step explanation:

5/4 × 128 = 160

__

You can write the proportion ...

128 : x = 4 : 5

Then multiplying by 5x gives ...

(128)(5) = 4x

x = (5/4)(128) = 160 . . . . divide by 4 and evaluate

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