8^{th} term of the A.P 9, 13, 17, 21.....is

28

41

45

37

Common ratio of G.P a^{m-n}, a^{m}, a^{m+n}.........is

a^{m}

a^{-m}

a^{n}

a^{-n}

The 10^{th} common term between the series 3+7+11+................ and 1+6+11+----- is

191

193

211

None of these.

The sequence a_{n} = 2n + 1 is an A.P Then the common difference is

5

7

3

2

If the sum of 3 numbers in A.P is 24 and their product is 440, then the numbers are

5, 8, 11

6, 9, 12

7, 10, 13

4, 8, 12

If t_{n} denotes the nth term of the series 2+3+6+11+18----------then t_{50} is

49^{2}-1

49^{2 }

50^{2}+1

49^{2}+2

How many terms are in the sequence 5, 8, 11..........47?

47

15

16

20

1 + 2 + 3 +........30 =

465

930

900

500

If 2/3, k, 5/8k are in A.P, then k =

33/16

16/3

17/33

16/33

Next term in the series 3/16 + 1/18 + 1/12 +.........is

1/24

1/27

1/18

1/29