decrease 280 in ratio 7:5
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Step-by-step explanation:
If the ratio of a new quantity to an old quantity can be expressed as an improper fraction, then the new quantity is greater than the old quantity. Applying this ratio to the old quantity is known as increasing the old quantity in a given ratio.
krishnam13:
no not at all now watch me
sorry that question was mistakenly posted
and even the answer is wrong
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