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In what ratio must a grocer mix teas at ...

In what ratio must a grocer mix teas at Rs. 60 a kg, and Rs. 65 a kg, so that by selling the mixture at Rs. 68.20 a kg, he may gain 10% ?

A

`3:2`

B

`3:4`

C

`3:5`

D

`4:5`

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The correct Answer is:
A
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S CHAND IIT JEE FOUNDATION-PROFIT AND LOSS AND DISCOUNT -SECTION - A (Question Bank - 11(a))
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