The average of 5 numbers is 306.4. The average of the first two numbers is 431 and the average of the last two numbers is 214.5. What is the third number ?

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BANK PO Exam (Bank Of Maharashtra) 2008 click here to view all questions

The average of 5 numbers is 306.4. The average of the first two numbers is 431 and the average of the last two numbers is 214.5. What is the third number ?

A108

B52

C321

DNone of these

Nithin K ? Apr 19 '2017 at 22:32

Answer is None of these

Explanation:

According to the question,

Sum of five numbers = 5 × 306.4 = 1532

Third number = 1532 - 2 × 431 - 2 × 214.5

                    = 1532 - 862 - 429= 241

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Answer is None of these Explanation: According to the question, Sum of five numbers = 5 × 306.4 = 1532 Third number = 1532 - 2 × 431 - 2 × 214.5                     = 1532 - 862 - 429= 241 Nithin K ? answered Apr 19 '2017 at 22:32 All Comments

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