SELF Interview Numerical Ability Data Interpretation

Is 341 a pseudoprime number?

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SELF Other Question

Find the smallest number from which if 9,11,13 is divided then remainder is 1,2,3 respectively. A man bought some mangoes at Rs12 per dozen and bought the same number of at Rs 10 per kg. He sold these mangoes at Rs 13 per dozen and gained Rs 160.The total number of mangos bought by him are