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प्रश्न
What is the mean proportional of 4 and 25?
विकल्प
6
8
10
12
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उत्तर
10
Explanation:
Mean proportional of 4 and 25
= `sqrt [ 4 xx 25]`
= `sqrt 100`
= 10
Thus, the mean proportional of 4 and 25 is 10.
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