Quant Test for LIC AAO Prelims Exam Set – 18

Directions(1-5): Find the missing term ‘?’ of the following series.

1. 123, 277, 459, 669, 907, ?
   1312
   1220
   1173
   1085
   1424
   Option C
   123, 277, 459, 669, 907, ?
   123 + 11 × 14 = 123 + 154 = 277
   277 + 13 × 14 = 277 + 182 = 459
   459 + 15 × 14 = 459 + 210 = 669
   669+ 17 × 14 = 669 + 238 = 907
   907 + 19 × 14 = 907 + 266 = 1173

    

2. 23, 42.2, 80.6, 157.4, 311, ?
   600.6
   618.2
   589.3
   569.6
   595.4
   Option B
   23, 42.2, 80.6, 157.4, 311, ?
   23 + 1 × 19.2 = 42.2
   42.2 + 2 × 19.2 = 80.6
   80.6 + 4 × 19.2 = 157.4
   157.4 + 8 × 19.2 = 311
   311 + 16 × 19.2 = 311 + 307.2 = 618.2

    

3. 36, 154, 232, 278, 300, ?
   321
   295
   300
   288
   306
   Option E
   36, 154, 232, 278, 300, ?
   154 – 36 = 118
   232 – 154 = 78
   278 – 232 = 46
   300 – 278 = 22
   ? – 300 = 6
   ? = 306

    

4. 24, 536, 487, 703, 678, ?
   700
   659
   750
   742
   695
   Option D
   24, 536, 487, 703, 678, ?
   24 + 8^3 = 24 + 512 = 536
   536 – 7^2 = 536 – 49 = 487
   487 + 6^3 = 487 + 216 = 703
   703 – 5^2 = 703 – 25 = 678
   678 + 4^3 = 678 + 64 = 742

    

5. 224, 576, 752, 840, 884, ?
   919
   950
   900
   925
   906
   Option E
   224, 576, 752, 840, 884, ?
   576 – 224 = 352
   752 – 576 = 176
   840 – 752 = 88
   884 – 840 = 44
   ? = 884 + 22 = 906

    

Directions(6-10): Answer the following questions based on the information given below.
The chart shows the number of gold and silver necklaces sold by shopkeeper from Monday to Friday.
Total number of necklaces = Number of gold necklace + Number of silver necklace


6. Number of necklaces sold on Monday is what percentage less/more than the number of necklaces sold on Thursday?
   67.7%
   70.2%
   68.8%
   62.5%
   60.4%
   Option D
   Number of necklaces sold on Monday = 160+100 = 260
   Number of necklaces sold on Thursday = 100+160 = 160
   Required% = (260-160)/160*100 = 62.5%

    

7. If price of a gold necklace and a silver necklace is Rs.60 and Rs.140 resp. then find the difference between the revenue generated by shopkeeper on Tuesday and that on Wednesday. Revenue generated by shopkeeper on Tuesday = 120*60+140*140 = Rs.26800
   Revenue generated by shopkeeper on Wednesday = 80*60+120*140 = Rs.21600 Required Difference = Rs.5200
   Rs.6000
   Rs.4400
   Rs.4800
   Rs.5000
   Rs.5200
   Option E
   Revenue generated by shopkeeper on Tuesday = 120*60+140*140 = Rs.26800
   Revenue generated by shopkeeper on Wednesday = 80*60+120*140 = Rs.21600
   Required Difference = Rs.5200

    

8. Number of gold necklaces and silver necklaces sold on Sunday is 35% and 15% resp. more than the respective number of necklaces sold on Tuessday. Find the difference between number of necklaces sold on Sunday and that on Saturday .
   150
   125
   143
   172
   166
   Option C
   Number of gold necklaces sold on Sunday = 1.35*120
   = 162
   Number of silver necklaces sold on Sunday = 1.15*140 = 161
   Number of necklaces sold on Sunday = 162+161 = 323
   Number of necklaces sold on Saturday = 60+120 = 180
   Required Difference = 323 – 180 = 143

    

9. Find the average number of silver necklaces sold on Monday, Tuesday, Thursday and Friday taken together.
   66
   70
   85
   74
   92
   Option C
   Required average = (100+140+60+40)/4 = 85

    

10. Find the ratio of number of necklaces sold on Wednesday to number of necklaces sold on Friday.
    3:2
    7:5
    11:8
    10:9
    13:11
    Option D
    Necklaces sold on Wednesday = 80+120 = 200
    Necklaces sold on Friday = 140+40 = 180
    Required ratio = 200:180 = 10:9