Direction (1 – 5): Find the wrong number in the following numer series given below :
Q1. 5, 86, 174, 276, 399, 558, 736
(a) 276
(b) 736
(c) 558
(d) 86
(e) 399
Q2. 9, 4.5, 6.5, 14, 57, 457, 7313
(a) 4.5
(b) 57
(c) 457
(d) 9
(e) 7313
Q3. 1728, 998, 1511, 1167, 1384, 1260, 1323
(a) 998
(b) 1511
(c) 1323
(d) 1167
(e) 1260
Q4. 2.5, 60, 720, 4320, 12960, 19480, 14580
(a) 720
(b) 4320
(c) 12960
(d)19480
(e) 14580
Q5. 11.5, 34, 58, 85, 116.5, 154, 200
(a) 200
(b) 154
(c) 85
(d)11.5
(e) 58
Directions (6-10): -What should come in place of question mark (?) in the following equations?
Q6. 672 × ? × 11 =29568
(a) 6
(b) 4
(c) 8
(d) 2
(e) None of these
Q7. [(32)³÷192×24]=?³
(a) 24
(b) 4
(c) 8
(d) 16
(e) 32
Q8. (330.3 + 437.5+ 112.7) ÷ ? = 1761
(a) 1
(b) 2.5
(c) 0.5
(d) 2
(e) 1.25
Q9. 85×72× ?-8805.5=3434.5
(a) 2
(b) 4
(c) 3
(d) 8
(e) 6
Q10.
(a) 520
(b) 540
(c) 620
(d) 420
(e) 440
Directions (11-15): Bar graph given below shows percentage of students out of total selected students who written UPSC exam in English language in five different years. Read the data carefully and answer the questions.
Note: – Exam can be written only in two languages either English or Hindi.
Q11. If no. of students who written exam in Hindi in year 2017 are 450 less than no. of students who written exam in English in the same year and total no. of selection in 2017 are 10% less than total no. of selection in 2015, then find total selection in 2015?
(a) 2250
(b) 2325
(c) 2400
(d) 2500
(e) 2025
Q12. Ratio of total selection in year 2014 to that of 2016 is 2:3. Find ratio of students who written exam in Hindi and got selected in 2014 to that of in 2016?
(a) 62:87
(b) 31:43
(c) 11:19
(d) 7:11
(e) 62:89
Q13. If total no. of selection in each the given year are same and average no. of students who written exam in English and got selected in 2014, 2015 and 2018 are 540. Find no. of selection in each year?
(a) 1200
(b) 1000
(c) 1500
(d) 800
(e) 900
Q14. If no. students who written exam in Hindi and got selected in 2015 and 2018 are equal, find ratio of total selection in 2015 to 2018?
(a) 5:4
(b) 7:8
(c) 17:14
(d) 11:8
(e) 17:8
Q15. If in 2014 and 2017 no. of students who written exam in English and got selected are 380 and 480 respectively, find total no. of selection in 2017 are how much percent more/less than that of 2014?
(a) 20% less
(b) 25% more
(c) 20% more
(d) 25% less
(e) 15% more
Solutions