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प्रश्न
State true or false :
A ratio equivalent to 7 : 9 is 27 : 21.
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उत्तर
False
Correct: A ratio equivalent to 7 : 9 is 9 : 7
संबंधित प्रश्न
Find the ratio compounded of the reciprocal ratio of 15 : 28, the sub-duplicate ratio of 36 : 49 and the triplicate ratio of 5 : 4.
Find the value of x, if: (2x + 3) : (5x – 38) is the duplicate ratio of `sqrt(5) : sqrt(6)`.
Express the following ratios in its simplest form :
`3 1/2 : 7`
The weekly expenses of a boy have increased from ₹ 1,500 to ₹ 2,250. Find the ratio of:
(i) increase in expenses to original expenses.
(ii) original expenses to increased expenses.
(iii) increased expenses to increase in expenses.
Find the fourth proportional of `1/3, 2/5` and 8.4.
Find the mean proportional between 0.9 and 2.5
The ratio of the length of a field to its width is 5 : 3. Find its length if the width is 42 metres.
In an army camp, there were provisions for 425 men for 30 days. How long did the provisions last for 375 men?
To find the ratio of two quantities, they must be expressed in _____ units.
In the following figure, division represents 1 cm:
Express numerically the ratios of the following distances:
CE : DI
