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QUIZ

10th

grade

52%

accuracy

235

plays

SANJEEV KUMAR

4 years

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20 questions

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- 1. Multiple Choice2 minutes1 ptIs the sequence arithmetic: 78, 785, 7855, 78555, ...YesNo
- 2. Multiple Choice2 minutes1 ptFind the common difference: -34, -29, -24, -19, ...d = -5d = 5d = -6d = 6
- 3. Multiple Choice2 minutes1 pt
Find the next three terms in the arithmetic sequence: -33, -24, -15, -6, ...

-1, 7, 15

-5, 2, 9

3, 12, 21

-65, -73, -81

- 4. Multiple Choice2 minutes1 ptFind the 26th term in the arithmetic sequence: 20, 26, 32, 38, ...182176170-118
- 5. Multiple Choice2 minutes1 pt
The next term of an AP $\sqrt{7}$ , $\sqrt{28}$ , $\sqrt{63}$ ,......is

$\sqrt{70}$

$\sqrt{84}$

$\sqrt{98}$

$\sqrt{112}$

- 6. Multiple Choice2 minutes1 pt
If 4, x

_{1},x_{2},x_{3},28 are in AP then x_{3}is ______19

23

22

cannot be determined.

- 7. Multiple Choice2 minutes1 pt
The sum of first 'n' terms of an AP is (3n

^{2}+6n). The common difference of the AP is ______6

9

15

-3

- 8. Multiple Choice2 minutes1 pt
The 5

^{th}term of an AP is -3 and its common difference is -4. The sum of its first 10 terms is_________50

-50

30

-30

- 9. Multiple Choice2 minutes1 pt
The 13

^{th}term of an AP is 4 times its 3^{rd}term. If its 5^{th}term is 16 then the sum of its first ten terms is _______150

175

160

135

- 10. Multiple Choice2 minutes1 pt
Which term of an AP 72, 63, 54, ...... is 0 ?

8

^{th}9

^{th}10

^{th}11

^{th} - 11. Multiple Choice2 minutes1 pt
Formula to find sum of n terms in an AP is ________

sn = a+ (n - 1)d

$s_n$ = $\frac{n}{2}$ (a +(n-1)d)

$s_n$ = $\frac{n}{2}$ (2a +(n-1)d)

$s_n$ = $\frac{n}{2}$ (2a +(n+1)d)

- 12. Multiple Choice2 minutes1 pt
What is the common difference of an AP in which a

_{18}- a_{14}= 32?8

-8

4

-4

- 13. Multiple Choice2 minutes1 ptIf 7 times the 7th term of an AP is equal to 11 times its 11th term, then its 18th term will be711180
- 14. Multiple Choice2 minutes1 pt
The following are Arithmetic Progressions, except

12, 6, 3, ...

4, 2, 0, ...

x, x+2, x+4, ...

$\frac{1}{2},\ 0,\ -\frac{1}{2},\ ...$

- 15. Multiple Choice2 minutes1 pt
The $10^{th}$ term of the AP y, y + 2, y + 4 , ... is 16, find the value of y.

-4

-2

0

2

- 16. Multiple Choice2 minutes1 pt
The 7

^{th}term of an AP is 3 times the 2^{nd}term, find a relation between*a*and*d*.$a=\frac{3}{2}d$

$a=\frac{2}{3}d$

$a=\frac{1}{2}d$

$a=3d$

- 17. Multiple Choice2 minutes1 pt
How many terms of the AP 2, 7, 12, ... will add up to 156?

7

8

9

10

- 18. Multiple Choice2 minutes1 pt
The sum of the first 11

^{th}term of an AP is 120, and the sum of the first 12^{th}term is 132. Find the value of the 12^{th}term.12

-12

32

-32

- 19. Multiple Choice2 minutes1 pt
The first three terms of an AP are -2, -4, -6, .... Find the sum of the 25 terms after the 3

^{rd}term.-812

-800

-788

-650

- 20. Multiple Choice30 seconds1 pt
How many multiples of 4 lie between 10 and 250

60

64

56

70

- Answer choicesTagsAnswer choicesTags
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