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In what ratio must tea at Rs 62 per k...

In what ratio must tea at Rs 62 per kg be mixed with tea at Rs 72 per kg so that the mixture must be worth Rs 64.50 per kg? `3\ :1` (b) `3\ :2` (c) `4\ :3` (d) `5\ :3`

A

`3: 1`

B

`3 : 2`

C

`4 · 3`

D

`5: 3`

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