TCS Company undefined

a shop sells chocolate. it is used to sell chocolate for rs 2 each but there were no sales at that price. when it reduced the price all the chocolate sold out at that price enabling the shopkeeper to realize rs 164.90 from the chocolate alone if the new price was not less than half the original price quoted. how many chocolates were sold

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TCS Other Question

A survey of n people in the town of badaville found that 50% of them prefer brand A. another survey of 100 people in the town of chottaville found that 60% prefer brand A, in total,55% of all the people surveyed together prefer brand A. what is the total no of people surveyed?
a)200 b)150 c)50 d)100
(16937)^30 is divisible by 31