EASY
CAT
IMPORTANT
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There are two qualities of milk-Amul and Sudha having different prices per litre, their volumes being130 litres and180 litres respectively. After equal amounts of milk was removed from both, the milk removed from Amul was added to Sudha and vice-versa. The resulting two types of milk now have the same price. Find the amount of milk drawn out from each type of milk?

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Important Questions on Ratio, Proportion and Variation

MEDIUM
CAT
IMPORTANT
How to prepare for Quantitative Aptitude for the CAT>Chapter 11 - Ratio, Proportion and Variation>Level of Difficulty>Q 25

Assume that the rate of consumption of coal by a locomotive varies as the square of the speed and is 1000 kg per hour when the speed is 60 km per hour. If the coal costs the railway company ₹15/100 Kg and if the other expenses of the train be 12 per hour, find a formula for the cost in paise per kilometre when the speed is S km per hour.