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A nuggest of gold and quartz was found t...

A nuggest of gold and quartz was found to contain x g of gold y g of quartz and has density d. If the densities of gold and quartz are `d_(1)` and `d_(2)` respectively, then the correct relations is:

A

`x/d_(1)+y/(d_(2))=(x+y)/d`

B

`xd_(1)+yd_(2)=(x+y)d`

C

`x/d_(2)+y/d_(1)=(x+y)/d`

D

`(x+y)/d+x/d_(1)+x/d_(2)=0`

Text Solution

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The correct Answer is:
A
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