Quant Test for LIC AAO Prelims Exam Set – 12

Directions(1-5): Find the odd one out of the following series.

1. 18,42,74,108,150,198
   80
   66
   91
   74
   88
   Option D
   +24,+30,+36,+42,+48
   wrong number = 74

    

2. 8,9,20,63,256,1280
   1656
   1440
   1325
   1212
   1280
   Option E
   *1+1
   *2+2
   *3+3
   *4+4
   *5+5
   wrong number = 1280

    

3. 71,80,96,121,159,206
   162
   140
   159
   174
   181
   Option C
   +3^2
   +4^2
   +5^2
   +6^2
   +7^2
   wrong number = 159

    

4. 321,316,308,296,279,266
   220
   266
   253
   241
   271
   Option B
   -5
   -8
   -12
   -17
   -23
   wrong number = 266

    

5. 26,37,50,65,82,102
   102
   95
   81
   88
   74
   Option A
   5^2+1
   6^2+1
   7^2+1
   8^2+1
   9^2+1
   10^2+1
   wrong number = 102

    

Directions(6-10): Answer the following questions based on the information given below.
The graph given below shows the number of study library present in different areas in a city and the average number of students studying in each library of the respective area on Monday.


6. Find the ratio of the total number of students studying in Boring Road to that of Bailey Road to that of same in Bailey on Monday.
   20:17
   23:20
   27:22
   25:19
   29:21
   Option C
   Required ratio = 432:352 = 27:22

    

7. If the ratio of boys to girls studying Fraser Road is 5:4 resp. on Monday. Find the number of boys studying in Fraser Road.
   210
   218
   220
   231
   250
   Option E
   Required number of boys studying in Fraser Road
   = 5/9*450 = 250

    

8. If the average number of students studying in Boring Road, Bailey Road, Fraser Road and Gandhi Maidan on Monday is 470. Find the number of students studying in Fraser Road on Monday.
   320
   441
   462
   382
   510
   Option B
   Required number of boys studying in Fraser Road
   =470*5 – 1909
   = 2350 – 1909 = 441

    

9. If the average price paid by each student studying in Bailey Road for a day is Rs.24. Find the total revenue generated by all the libraries of Bailey Road together on Monday.
   Rs.8448
   Rs.9520
   Rs.7450
   Rs.8000
   Rs.8452
   Option A
   Required revenue = 352*24 = Rs.8448

    

10. If 44% of the total students studying in all the libraries of Gandhi Maidan on Monday were girls. Find the number of boys studying in all the libraries of Gandhi Maidan on Monday.
    275
    378
    315
    295
    330
    Option B
    Required number of boys studying in all the libraries of Gandhi Maidan
    = 56% of 675 = 378