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In a class,the average score of girls in an examination is 73 and that of boys is 71.the average score of whole class is 71.8.the % of girls in an examination?

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CAT Other Question

A train running at a speed of 40 kph crosses a platform double its length in 32.4 seconds.what is the length of the platform? a spend 60%of monthly salary to consumable items.50% of remaining on cloths .he saves the remaining amount.ifhe saves at the end of the year Rs 48,456.how much amount per month would have be spent on cloth?