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NCERT EXEMPLAR-DIRECT AND INVERSE PROPORTIONS -EXERCISES
- In direct proportion a1/b1 = a2/b2
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- In case of inverse proportion a2b2
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- If the area occupied by 15 postal stamps is 60 cm^2, then the area occ...
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- If 45 persons can complete a work in 20 days, then the time taken by 7...
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- Devangi travels 50 m distance in 75 steps, then the distance travelled...
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- Two quantities x and y are said to vary directly with each other if fo...
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- When the speed is kept fixed, time and distance vary inversely with ea...
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- When the distance is kept fixed, speed and time vary directly with eac...
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- Length of a side of a square and its area vary directly with each othe...
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- Length of a side of an equilateral triangle and its perimeter vary inv...
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- If d varies directly as t^2 then we can write dt^2=k where k is some c...
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- If a tree 24 m high casts a shadow of 15 m, then the height of a pole ...
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- If x and y are in direct proportion, then (x – 1) and (y – 1) are also...
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- If x and y are in inverse proportion, then (x + 1) and (y + 1) are als...
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- If p and q are in inverse variation then (p + 2) and (q – 2) are also ...
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- If one angle of a triangle is kept fixed then the measure of the remai...
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- Direct variations if two quantities a and b vary with each other in su...
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- Inverse variation if two quantities x and y vary with each other in su...
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- If x varies inversely as y and when x = 6, y = 8, then for x = 8 the v...
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- The number of workers and the time to complete a job is a case of dire...
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