Same chapter1 markDifficulty: Easy
The triplicate ratio of 2 : 3 is:
Ratio and Proportion
2 marksDifficulty: Easy
Find the duplicate ratio of 3 : 4 and the sub-duplicate ratio of 25 : 36.
Original Khojo Papers practice question — not from a past board paper.
Answer
The duplicate ratio is 9 : 16 and the sub-duplicate ratio is 5 : 6.
No citable source has been recorded for this record. Treat it as practice material, not as fact.
Explanation
The duplicate ratio squares both terms and the sub-duplicate ratio takes the square root of both.
Related questions
From the same topic and chapter, at a similar level.
Same chapter2 marksDifficulty: Easy
Find the fourth proportional to 3, 5 and 12.
Ratio and Proportion
Same chapter2 marksDifficulty: Easy
Find the mean proportional between 9 and 16.
Ratio and Proportion
Same chapter1 markDifficulty: Easy
The mean proportional between 4 and 25 is:
Ratio and Proportion
Same chapter2 marksDifficulty: Easy
Find the third proportional to 4 and 12.
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Same chapter3 marksDifficulty: Medium
If a : b = 3 : 4, find the value of (3a + 4b) : (5a − 2b).
Ratio and Proportion