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The average of 7,14,21,28,…77 is :...

The average of 7,14,21,28,…77 is :

A

7

B

11

C

42

D

66

Text Solution

Verified by Experts

The correct Answer is:
C
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ARIHANT SSC-AVERAGES-Exercise (Level 1)
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  2. The average age of 10 students in a class is 20 years if a new student...

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  3. The average weight of 20,four wheelers is 180 kg.if an old car is remo...

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  4. The average price of 3 diamonds of same weights is Rs. 5 crore, where ...

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  5. The average price of 3 diamonds of same weights is Rs. 5 crore, where ...

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  6. Praveen gets 40 marks out of 50 in Computer Science, 70 out of 100 in ...

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  7. The average of all the prime and composite numbers upto 100 is :

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  8. The average of all the perfect squares upto 100 is :

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  9. The average of all the non-negative integers upto 99 is :

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  10. The average of 7,14,21,28,…77 is :

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  11. The average weight of A, B, C and D is 40 kg. A new person E is also i...

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  12. The average of 3 consecutive natural numbers (which are in increasing ...

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  13. The average of any 5 consecutive odd natural numbers is k. If two more...

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  14. The average weight of the 5 officers of a regiment is 42 kg. If a seni...

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  15. The average age of 6 servants in my farm house is 28 years. A new and ...

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  16. The average age of 6 servants in my farm house is 28yrs A new and youn...

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  17. The average income of A, B and C is Rs. 12,000 per month and the avera...

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  18. The average price of 80 computers in an electronic shop is ₹30000 if t...

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  19. A has 50 coins of 10 paise denominations. While B has 10 coins of 50 p...

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  20. A travel agency has three types of vehicles viz.four seater autoricksh...

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