A 20cm length of a certain solution caus...

A `20cm` length of a certain solution causes right-handed rotation of `38^@`. A `30cm` length of another solution causes left-handed rotation of `24^@`. The optical rotation caused by `30cm` length of a mixture of the above solutions in the volume ratio `1:2` is

Left handed rotation of `14°`

Right handed rotation of `14°`

Left handed rotation of `3°`

Right handed rotation of `3°`

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