IBM
Company
Numerical Ability
Sequence and Series
Q. What is the next number of the following seuqnce
1.25,9,22.5,0.75,8.5,22,0.25,8
Read Solution (Total 3)
-
- next number is 21.5
there are 3 series.
1.25,9,22.5,0.75,8.5,22,0.25,8
1.25,,0.75,0.25 ......9,,8.5,,8......22.5,22,..
- 10 years agoHelpfull: Yes(17) No(2)
- It goes like --
1.25 - 0.5 = 0.75 - 0.5 = 0.25
9 - 0.5 = 8.5 - 0.5 = 8
22.5 - 0.5 = 22 - 0.5 = 21.5 (Ans) - 10 years agoHelpfull: Yes(7) No(0)
- there r 3 series
1.25,0.75,0.25 which has 0.5 as its common difference
9,8.5,8 which has0.5 as c.d
like wise 22.5,22 .so next term is 21.5
so ans 21.5
- 10 years agoHelpfull: Yes(4) No(0)
IBM Other Question
Q. A letter has to be printed as 100 lines with 50 character per line,if the printer can print 40 character per line,how many lines it will take?
Q. What is the next number of the following sequence
1. 1,3,3,2,8,10,3,4,12,4,8,?
2. 8,0.5,16,4,15,0.3,50,4.5,6,0.2,30,?
3. 5/6,1/3,1/2,1/2,2/8,1/4,5/6,1/6,2/3,1/2,1/3,?
4. 3/2,9/4,9/4,7/2,49/2,49/4,4/3,16/9,16/9,8/3,?
5. 2,6,5,14,11,26,17,?
6. 6,18,21,8,11,33,2,6,9,5,8,24,7,21,?
7. 9,4,16,6,36,21,441,?
8. 7,-35,-34,-3,15,16,4,?
9. 2,7,-35,7,12,-60,5,10,?