Question

dUUUL
7.
An alloy of gold and copper weighing 100 gm contains 97 gm of
gold. How much gold should be added to the alloy to increase the
percentage of gold to 98 ?
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Answer 1

Answer:

1 gram of gold should be added

Explanation:

It is soo simple there is 100 grams of alloy means 100% and gold is 97 grams which is 97% then the amount of gold which should be increased will be by 1% to make it 98%.

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