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A wheel that has 6 cogs is meshed with a larger wheel of 14 cogs. When the smaller wheel has made 21 revolutions, then the number of revolutions mad by the larger wheel is :

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Important Questions on Chain Rule

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Quantitative Aptitude Self Study Material>Chapter 13 - Chain Rule>Chain Rule>Q 10
If 7 spiders make 7 webs in 7 days, then 1 spider will make 1 web in how many days?
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Quantitative Aptitude Self Study Material>Chapter 13 - Chain Rule>Chain Rule>Q 11
A flagstaff 17.5 m high casts a shadow of length 40.25 m. The height of the building, which casts a shadow of length 28.75 m under similar conditions will be:
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Quantitative Aptitude Self Study Material>Chapter 13 - Chain Rule>Chain Rule>Q 12
In a camp, there is a meal for 120 men or 200 children. If 150 children have taken the meal, how many men will be catered to with remaining meal?
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Quantitative Aptitude Self Study Material>Chapter 13 - Chain Rule>Chain Rule>Q 13
An industrial loom weaves 0.128 metres of cloth every second. Approximately, how many seconds will it take for the loom to weave 25 metres of cloth?
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Quantitative Aptitude Self Study Material>Chapter 13 - Chain Rule>Chain Rule>Q 14
36 men can complete a piece of work in 18 days. In how many days will 27 men complete the same work?
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Quantitative Aptitude Self Study Material>Chapter 13 - Chain Rule>Chain Rule>Q 15
4 mat-weavers can weave 4 mats in 4 days. At the same rate, how many mats would be woven by 8 mat-weavers in 8 days?