Question 1083641
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the post office has stamps of re 1 , rs 3 and rs 7 .which of the following cannot be achieved by buying exactly 100 stamps 


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a)rs 298 

b)rs 600

c)rs 473   <<<---===  This definitely can not be achieved because buying exactly 100 stamps you must pay an EVEN number of rupees.   

d)rs 440
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