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Quantitative Aptitude

Averages

Praveen gets ...

Question

Praveen gets 40 marks out of 50 in Computer Science. 70 out of 100 in Manufacturing science and 142 out of 150 in proffessional communication. The average marks of Praveen (In percent) in all the three subjects is :

A

84%

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B

76%

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C

71%

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D

60%

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Solution

The correct option is A 84%
$(\frac{40 + 70 + 142}{50 + 100 + 150}) \times 100 = 84 %$

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