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QUANT PRACTICE SET 8 FOR RRB PO & CLERK PRELIM 2020

QUANT PRACTICE SET 8 FOR RRB PO & CLERK PRELIM 2020




RRB Clerk and RRB PO Prelims exam are going to be held in the upcoming months. We have already provided you with the PDFs of many topics of Quantitative Aptitude like Simplification/Approximation, Number Series,datainterpretation.important Arithmetic questions to prepare for RRB Clerk and PO Pre exam. Practicing these questions will help you to know about the level of the questions. To increase your speed and accuracy, enhance your calculations.

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                                 START QUIZ


Q1. 12, 12, 18, 36, 90, 270, ?
 853
 820
 945
 980
 720

Q2. 15, 30, ?, 40, 8, 48
 10
 12
 18
 20
 7.5

Q3. 879, 536, ?, 195, 131, 104
 250
 296
 315
 385
 320

Q4. 588, 563, 540, 519, ?, 483, 468
 500
 496
 494
 490
 504

Q5. 33, 39, 57, 87, 129, ?
 183
 177
 189
 199
 181

Directions (6-10): Refer the graph and answer the given questions. 

The following line graph shows the number of votes polled in two constituencies A and B of a city during six years.
 


Q6. What is the difference between number of votes polled in constituency A and B together in 2013 and number of votes polled in both constituencies together in 2011.
 50
 30
 60
 40
 20

Q7. Find ratio of votes polled in constituency A in 2013 and 2014 together and votes polled in constituency B in 2015 and 2016 together.
 19 : 21
 28 : 45
 9 : 26
 45 : 28
 28 : 29
Solution:
Votes polled in constituency A in 2013 and 2014 together = 380 + 180 = 560
Votes polled in constituency B in 2015 and 2016 together = 380 + 520 = 900
Q8. Number of votes polled in constituency A and B together in 2015 is what percent less or more than the number of votes polled in constituency B in 2015 and 2016 together.
 
 
 
 
 

Q9. If in 2012, 10% of total votes polled in constituency A are invalid and 5% of votes of constituency B in 2013 are invalid then find the average of valid votes of both constituencies.
 268.5
 267.5
 283.5
 272.5
 270.5

Q10. Find average number of votes polled in constituency A in all the given years.
 343.33
 333.33
 233.33
 330.33
 353.33

Directions (11-15):What approximate value will come in place of (?) in the following questions ?
 

Q11.
 525
 418
 460
 432
 455

Q12.
 97
 58
 81
 72
 61

Q13. 16.02² + 144+ 23.96 + ? = 783.867
 316
 262
 258
 360
 344

Q14.
 1089
 841
 1369
 289
 529

Q15.
 17470
 17496
 18496
 18086
 18156

SOLUTIONS:


1.
2.
3.
4.
5.
6.
Number of votes polled in constituency A and B in 2013 = 300 + 380 = 680
Number of votes polled in both constituencies in 2011 = 160 + 480 = 640
Required difference = 680 – 640 = 40

7.
Votes polled in constituency A in 2013 and 2014 together = 380 + 180 = 560
Votes polled in constituency B in 2015 and 2016 together = 380 + 520 = 900
8.
Number of total votes in both constituencies in 2015 = 420 + 380 = 800
Number of votes polled in constituency B in 2015 and 2016 = 380 + 520 = 900
9.
10.
11.
12.
13.
14.
15.