Quant Test for IBPS PO 2018 Prelim Exam Set – 16

Directions(1-5): Find the missing value “?” of the following number series.

1. 8, 31, 122, 485, 1936, 7739, ?
   30300
   31250
   30950
   30420
   30000
   Option C
   8 × 4 – 1 = 32 – 1 = 31
   31 × 4 – 2 = 124 – 2 = 122
   122 × 4 – 3 = 488 – 3 = 485
   485 × 4 – 4 = 1940 – 4 = 1936
   1936 × 4 – 5 = 7744 – 5 = 7739
   ? = 7739 × 4 – 6 = 30956 – 6 = 30950

    

2. 5, 3, 6, ?, 64.75
   14.4
   12.3
   15.5
   17.5
   10.2
   Option D
   5 × 0.5 + 0.5 = 2.5 + 0.5 = 3
   3 × 1.5 + 1.5 = 4.5 + 1.5 = 6
   6 × 2.5 + 2.5 = 15 + 2.5 = 17.5
   17.5 × 3.5 + 3.5 = 61.25 + 3.5 = 64.75

    

3. 7,16,41,90,?,292
   145
   154
   120
   111
   150
   Option B
   6 + 1^2 = 6 + 1 = 7
   7 + 3^2 = 7 + 9 = 16
   16 + 5^2 = 16 + 25 = 41
   41 + 7^2 = 41 + 49 = 90
   90 + 9^2 = 90 + 81 = 171
   171 + 11^2 = 171 + 121 = 292

    

4. 38,?,126,203,302
   56
   68
   60
   77
   71
   Option E
   27 + 11 = 38
   38 + 33 = 71
   71 + 55 = 126
   126 + 77 = 203
   203 + 99 = 302

    

5. 3,11,38,102,?
   227
   300
   250
   202
   222
   Option A
   2 + 1^3 = 2 + 1 = 3
   3 + 2^3 = 3 + 8 = 11
   11 + 3^3 = 11 + 27 = 38
   38 + 4^3 = 38 + 64 = 102
   102 + 5^3 = 102 + 125 = 227

    

Directions(6-10):Study the following information carefully and answer the question that follows:
In India total number of tourists in a different tourist places were 1200, who were from different countries viz. USA, Australia, China, Singapore, Canada and Mauritius. 75% of the total number of tourists was male. 22% of the females were from Singapore ¼ of the females were from China and 10% of the females were from USA. 29 females were from Australia and Half of the remaining females were from the Canada.111 male tourist were from Australia and 40% of the male tourist were from USA. Total number of tourist from Canada were 180. 25% male tourists were from Mauritius and 6 % male tourist were from Singapore. Total number of tourist from China were 95.

6. Total number of tourists from Canada is approximately what percent of the total number of tourist from Mauritius ?
   70%
   49%
   40%
   55%
   65%
   Option E
   Required% = 180/275*100 = 65.44 == 65%

    

7. What is the 67% of the total number of female from China and Singapore (Approximately)?
   85.12
   90.22
   94.47
   88.15
   90.11
   Option C
   Total female from China and Singapore = 141*67/100
   = 94.47

    

8. What is the respective ratio between the number of female tourists from Canada to the number of male tourists from Australia ?
   55:121
   53:114
   51:101
   50:111
   40:113
   Option D
   Required ratio = 50:111

    

9. What is the approximately average number of the total tourists from Singapore and Mauritius ?
   178.6
   197.5
   185.2
   190.5
   182.7
   Option B
   Total tourists from Singapore and Mauritius = 120+275
   = 395
   Required Average = 395/2 = 197.5

    

10. What is the respective ratio between total number of male from China and Singapore ?
    11 : 28
    9 : 23
    17 : 27
    13 : 20
    10 : 27
    Option E
    Required ratio = 20:54 = 10 : 27