Same chapter1 markDifficulty: Easy
The mean proportional between 4 and 25 is:
Ratio and Proportion
2 marksDifficulty: Easy
Find the fourth proportional to 3, 5 and 12.
Original Khojo Papers practice question — not from a past board paper.
Answer
20
No citable source has been recorded for this record. Treat it as practice material, not as fact.
Explanation
If the fourth proportional is x then 3 : 5 = 12 : x, so 3x = 60 and x = 20.
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