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NTSE Stage 2 MAT 2014 Question Paper

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Question : 5

Total: 100

According to a certain code, ‘=' means ‘>', ‘– ' means ‘+', ‘+' means ‘– '. If a, b and c are positive integers and a = b = c, then which of the following are true ?

b=a+c
ac=b2
a–c=2b
ab=c2

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