Zoho Progression Quiz-1

Question 1

Time: 00:00:00
Find the 25th term of an arithmetic progression whose first term is 3 and common difference is 4.

45

45

99

99

44

44

40

40

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Question 2

Time: 00:00:00
What is the sum of the first 20 terms of an A.P whose 12th and 8th terms are 6 and 4 respectively.

120

120

108

108

105

105

Noe of these

Noe of these

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Question 3

Time: 00:00:00
If   \left ( 1^{2} +2^{2}+3^{2}+ ....+10^{2}\right ) = 385, then the value of  \left ( 2^{2} +4^{2}+6^{2}+ ....+20^{2}\right ) ?

770

770

1155

1155

1540

1540

385

385

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Question 4

Time: 00:00:00
In an arithmetic series consisting of 41 terms, the sum of the first three terms is 60 and the sum of the three middle terms is 120. What are the first term and common differences of the series?

20/19, 18.48

20/19, 18.48

20/18, 17.50

20/18, 17.50

15/17, 16

15/17, 16

25, 30

25, 30

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Question 5

Time: 00:00:00
The sum of first 50 natural numbers, 1 to 50 is divisible by -

51

51

50

50

52

52

None

None

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Question 6

Time: 00:00:00
How many terms are there in G.P 2,4,8,16 ………. 2048?

8

8

12

12

11

11

10

10

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Question 7

Time: 00:00:00
There is one quadrilateral having four angles. The angle of that quadrilateral in G.P and their common ratio is an integer. Two of the angles of a quadrilateral are acute and another two angles are obtuse. What are the measures of the smallest angles of the quadrilateral? 

12

12

24

24

48

48

86

86

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Question 8

Time: 00:00:00
How many numbers between 7 to 100 are divisible by 9 ?

10

10

11

11

12

12

13

13

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Question 9

Time: 00:00:00
If Sn denotes the sum of the first n terms in an arithmetic progression and S1:S6 = 1:18. Then the ratio of first term to the third term is -

1:13

1:13

2:13

2:13

1:14

1:14

5:13

5:13

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Question 10

Time: 00:00:00
The sum of the three numbers in A.P is 27 and the product of their extreme is 97. Find the numbers.

9, 13, 5

9, 13, 5

5,7,9

5,7,9

Both 1 and 2

Both 1 and 2

None

None

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