Variation - ConceptEra

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Variation

Q- If a ∝ b, b ∝ 1/c and c ∝ d, let us write the relation of variation between a and d.

Chapter: Variation

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Q- x varies directly with y and inversely with z. When y=5, z=9, then x=1/6. Let us find the relation among three variables x, y and z and if y=6 and z=1/5, let us write by calculating the value of x.

Chapter: Variation

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Q- X varies directly with y and inversely with z. When y=5, x=9, then x=3. Again. If y=16, z=30, let us write by calculating the value of x.

Chapter: Variation

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Q- 50 villagers had taken 18 days to dig a pond. Let us calculate by using theory of variation how many extra persons will be required to dig the pond in 15 days.

Chapter: Variation

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Q- y varies directly with square root of ax and y=9 when x=9. Let us find the value of x when y=6.

Chapter: Variation

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Q- A ∝ 1/C, C ∝ 1/B let u show that A ∝ B.

Chapter: Variation

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Q- A taxi of Bipin uncle travels 14 km path in 25 minutes. Let us calculate by applying theory of variation how much path he will go in 5 hours by driving taxi with same speed.

Chapter: Variation

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