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Numerical Ability
Number System
Meena wrote number starting from 1 till 19999.Then how many digits did she write ??
Read Solution (Total 8)
-
- 1-9=>1*9 digits
10-99=>2*90=180(numbers between 10-99 is 90 where each no has 2 digits)
100-999=>3*900=2700
1000-9999=>4*9000
10000-19999=>5*10000
so ans is 88889 - 10 years agoHelpfull: Yes(79) No(2)
- ans is 19999
- 10 years agoHelpfull: Yes(3) No(8)
- 1 to 9=9*1 = 9 digits
10 to 99= 90*2 =180 digits
100 to 999= 900*3 =2700 digits
1000 to 9999= 9000*4 =36000 digits
10000 to 19999 =10000*5 = 50000 digits
9+180+2700+36000+50000= 88889 - 10 years agoHelpfull: Yes(3) No(1)
- total term=a+(n-1)d
=1+(19999-1)x1
=19999 - 10 years agoHelpfull: Yes(2) No(8)
- 5 digit
Because only five digits are written over here - 10 years agoHelpfull: Yes(1) No(28)
- Please post valid answers only.Nothing else
- 10 years agoHelpfull: Yes(1) No(5)
- 88889 .. yehi thik hai
- 10 years agoHelpfull: Yes(1) No(5)
- 19999-1+1=19999
- 10 years agoHelpfull: Yes(1) No(3)
Tech Mahindra Other Question
Q. What is the next number of the following sequence
1. 4, 5, 8, 27, 104, 525, _______
Option
a) 3515
b) 3530
c) 3144
d) 3324
2. 9, 17, 37, 75, 137, 229, _________
a) 357
b) 331
c) 323
d) 337
3. 5, 12, 24, 36, 52, 68, __________
a) 84
b) 82
c) 86
d) 78
4. 11, 31, 71, 91, 32, 29, 13, _______
a) 73
b) 37
c) 79
d) 17
5. 480, 240, 160, 120, 96,________
a) 80
b) 76
c) 64
d) 60
6. 34, 43, 77, 84, 93, 177, 186, 203, _________
a) 391
b) 389
c) 373
d) 401
7. 3, 1, 13, 11, 31, 29,________
a) 51
b) 63
c) 61
d) 57
8. 72, 46, 521, 612, 343, _________
a) 512
b) 729
c) 927
d) 215
9. 16, 8, 8, 12, 24, 60, 180,_____
a) 610
b) 630
c) 720
d) 650
10. 14, 17, 50, 25, 29, 85,________
a) 91
b) 93
c) 89
d) 87
Solve
1. 18 : 964 : : 25216 : _________
a) 49512
b) 64729
c) 1001728
d)16125
2. 97 : 8 : : 37 : ________
a) 4
b) 6
c) 8
d) 10
3, 13.2 : 4 : : 5 : __________
a) 30
b) 355
c) 3125
d) 625
4. 112 : 448 : : 241 : __________
a) 1500
b) 1687
c) 1568
d) 1600
5. 284 : 1090 : : _______
a) 366
b) 377
c) 562
d) 287
6. AXDKYO : AZLOUU : : KWHBRZ : _________
a) KXXHLF
b) XYXHDE
c) KYXFLF
d) KYXHLE
7. MNATFY : ZIDQLX : : JRCDWK : ________
a) HLMATJ
b) HMLBTJ
c) HMLATJ
d) HALAUJ
8. JCTRE : OEUUI : : TYSEL : ________
a) UAUIO
b) UUUIO
c) UAAIO
d) UAUOO
9. 12 : 144 : : 18 : _______
a) 160
b) 180
c) 190
d) 150
10. 6 : 222 : : 9 : ________
a) 738
b) 720
c) 729
d) 744
11. BAD : BBL : : JDFE : ___________
a) JHRI
b) JHPX
c) JFTV
d) JHRT
12. FIELD : LRJXH : : CRICKET :
a) FHRDXIJ
b) FJPDTLN
c) FJRDXAL
d) FJRFVJN