Wipro Company Numerical Ability Averages

The average weight of 15 persons is increased by 2 kg when in place of a person having weight 70 kg another new person is included. The weight of the new person is:
A. 100 kg
B. 98 kg
C. 90 kg
D. 84 kg
E. None of these

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Wipro Other Question
A cricketer has a certain average for 9 innings. In the tenth he scores 50, thereby increasing his average by 4 runs. What is his new average?
A. 6
B. 10
C. 14
D. 16
E. 8 A man bought 4 books for $50 each, 5 books for $60 each and 6 books for $70 each. The average cost of a book for the man is:
A. $50
B. $61.33
C. $60
D.$36
E. None of these