TN Class XI / Plus one Maths OBJECTIVE TYPE QUESTIONS (EM) 201718 – Volume I – Test 7
Subject – MATHEMATICS – VOLUME I (EM)
Marks : 10
No of questions : 10
Time : 10 mins
TN Class XI / Plus one Maths OBJECTIVE TYPE QUESTIONS (EM) 201718 – Volume I – Test 7
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Question 1 of 10
1. Question
The sum to the first 25 terms of the series 1 + 2 + 3 … … … is
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Question 2 of 10
2. Question
The nth term of the series 3 + 7 + 13 + 21 + 31 + … … … is
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Question 3 of 10
3. Question
What number must be added to 5, 13 and 29 so that sum may form a G.P?
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Question 4 of 10
4. Question
The third term of a G.P. is 5, the product of its first five terms is
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Question 5 of 10
5. Question
The first term of a G.P. is 1. The sum of third and fifth terms is 90. Find the common ratio of the G.P.
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Question 6 of 10
6. Question
When the terms of a G.P. are written in reverse order the progression formed is
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Question 7 of 10
7. Question
If A, G, H are respectively arithmetic mean, geometric mean and harmonic mean then
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Question 8 of 10
8. Question
The A.M. between two numbers is 5 and the G.M. is 4. Then H.M. between them is
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Question 9 of 10
9. Question
If a, b, c are in A.P. as well as in G.P. then
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Question 10 of 10
10. Question
The A.M., G.M. and H.M. between two positive numbers a and b are equal then
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