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## Q1. The fourth term of an A.P. is 4. Then the sum of the first 7 terms is :

(a) 4

(b) 28

(c) 16

(d) 40

(b) 28

## Q2. The sum of all two digit odd numbers is

(a) 2575

(b) 2475

(c) 2524

(d) 2425

(b) 2475

## Q3. An athlete wants to improve his stamina, so he decides to increase the distance he runs by half a kilometer every day. If he starts with 5 km on first day, find how much he runs on the 10 th day

(a) 6 Km

(b) 7.5 Km

(c) 9.5 Km

(d) 10 Km

(c) 9.5 Km

## Q4. If p, q, r are in AP, then p^{3 }+ r^{3} – 8q^{3} is equal to

(a) 4pqr

(b) -6pqr

(c) 2pqr

(d) 8pqr

(b) -6pqr

## Q5. The number of multiples lie between n and x^{2} which are divisible by n is

(a) n + 1

(b) n

(c) n – 1

(d) n – 2

(d) n – 2(d) n – 2

## Q6. The weights of 11 students selected for a team are noted in ascending order and are in A. P. The lowest value is 45 Kg, and the middle value is 55 Kg. What is the difference between the two values placed consecutively ?

(a) 4

(b) 2

(c) 6

(d) 3

(b) 2

## Q7. What is the sum of the first 50 multiples of 3??

(a) 3255

(b) 3825

(c) 4325

(d) 4455

(d) 4455

## Q8. The (n – 1)^{th} term of an A.P. is given by 7,12,17, 22,… is

(a) 5n + 2

(b) 5n + 3

(c) 5n – 5

(d) 5n – 3

(c) 5n – 5

## Q9. If p, q, r and s are in A.P. then r – q is

(a) s – p

(b) s – q

(c) s – r

(d) none of these

(c) s – r

## Q10. If the sum of three consecutive terms of an increasing A.P. is 51 and the product of the first and third of these terms is 273, then the third term is

(a) 13

(b) 9

(c) 21

(d) 17

(c) 21

## Q11. The common difference of the A.P for which 20^{th} term is 10 more than the 18^{th} term is :

(a) 2

(b) 3

(c) 5

(d) 10

(b) 3

## Q12. For an A.P the sum of first 30 terms is -1155,the common difference is -3and the thirtieth term is -82. What is the first term?

(a) 10

(b) 8

(c) 5

(d) 12

(c) 5

## Q13. The nth term of an A.P. 5, 2, -1, -4, -7 … is

(a) 2n + 5

(b) 2n – 5

(c) 8 – 3n

(d) 3n – 8

(d) 3n – 8

## Q14. If p, q, r, s, t are the terms of an A.P. with common difference -1 the relation between p and t is:?

(a) t = p – 5

(b) t = p – 4

(c) t = p – 6

(d) t = p + 4

(b) t = p – 4

## Q15. If the sum of n terms of an AP is 3n^{2}+5n then which of its terms is 164??

(a) 27^{th}

(b) 29^{th}

(c) 28^{th}

(c) 26^{th}

(a) 27th

## Q16. n^{th} term of the sequence a, a + d, a + 2d,… is

(a) a + nd

(b) a – (n – 1)d

(c) a + (n – 1)d

(d) n + nd

(a) a + nd

## Q17. If 2x, x + 10, 3x + 2 are in A.P., then x is equal to

(a) 0

(b) 2

(c) 4

(d) 6

(b) 2

## Q18. Find the sum of 12 terms of an A.P. whose nth term is given by an = 3n + 4

(a) 262

(b) 272

(c) 282

(d) 292

(a) 262

## Q19. If 7^{th} and 13^{th }terms of an A.P. be 34 and 64, respectively, then it’s 18^{th} term is :

(a) 87

(b) 88

(c) 89

(d) 90

(c) 89

## Q20. The number of two digit numbers divisible by 5 is

(a) 19

(b) 18

(c) 16

(d) 17

(b) 18

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