The fraction of the whole pizza that Naveen's friend got is; ¼
We are told that quantity of pizza gotten by Naveen is ⅓.
If the quantity of the whole pizza is x, then it means Naveen got ⅓x.
The quantity his friend got will be done by multiplying ¾ by ⅓x.
Fraction that his friend got = ⅓x * ¾
Fraction that his friend got = ¼x
Thus, fraction of the whole pizza gotten by his friend = ¼
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