Question

In 50gm alloy of gold and silver, the gold is 80% by weight. How much gold should be mixed to this alloy so that the weight of gold would become 95%​

Answer 1

Answer:

amt of gold present = 80% 0f 50g = 40g

amt. of gold to be added = x

thus .......total gold after addition of x g = 40+x g

a/q

(40+x)/50 * 100= 95%

=> x = 7.5 g (ans.)

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Answer 2

Answer:

hyy here is your answer ♦️...