Quantitative Aptitude: Number Series Set 102

1. 35,54,92,149,?,320
   200
   215
   220
   222
   225
   Option E
   +19*1
   +19*2
   +19*3
   +19*4
   +19*5
   ? = 225
   
   
    



2. 78,64,48,30,?,-12
   7
   8
   12
   15
   10
   Option E
   -14,-16,-18,-20,-22
   ? = 10
   
   
    



3. 107,91,116,80,129,?
   65
   56
   50
   47
   60
   Option A
   -4^2,+5^2,-6^2,+7^2,-8^2
   ? = 65
   
   
    



4. 3,1,7,29,?,1889
   200
   245
   211
   225
   230
   Option C
   3*1-2 = 1
   1*3+4 = 7
   7*5-6 = 29
   29*7+8 = 211
   211*9-10 = 1889
   ? = 211
   
   
    



5. 47,61,82,110,?,187
   150
   145
   138
   123
   130
   Option B
   +7*2
   +7*3
   +7*4
   +7*5
   +7*6
   ? = 145
   
   
    



6. 17,18,22,49,65,?
   200
   250
   156
   190
   178
   Option D
   +1^3
   +2^2
   +3^3
   +4^2
   +5^3
   ? = 190
   
   
    



7. 22,37,63,98,148,?
   200
   189
   178
   211
   195
   Option D
   +(4^2-1)
   +(5^2-1)
   +(6^2-1)
   +(7^2-1)
   +(8^2-1)
   ? = 211
   
   
    



8. 42,48,60,84,132,?
   200
   228
   257
   250
   244
   Option B
   +6,+12,+24,+48,+96
   ? = 228
   
   
    



9. 120,130,145,165,?,220
   166
   178
   150
   184
   190
   Option E
   +10,+15,+20,+25,+30
   ? = 190
   
   
    



10. 380,?,390,324,260,160
    300
    345
    376
    310
    330
    Option C
    -2^2, -4^2, -6^2, -8^2, -10^2
    ? = 376