Quantitative Aptitude Quiz For RRB PO Mains 2021- 24th September

Directions (1-5): The following line graph shows the total no. of students who are preparing for three different exam viz. SSC, Bank and Railway who participated in a seminar organized by career power in five different years.
The table shows the ratio of male to female who participated in seminar.
Study both the graph carefully and answer the questions that follows.

Q1. The total no. of male students in 2014 from all exam who are participating in seminar is approximately what percent of total no. of female students from all exam who are participating in seminar in 2013?
(a) 547%
(b) 457%
(c) 455%
(d) 452%
(e) 745%

Q2. If 10% of male students and 5% of female students preparing for Bank exam in year 2015 asked questions to the speaker in seminar and 10% of total students preparing for SSC asked the question to the speaker in the same year, then total no. of student from banking who asked question is what percent of the total no. of students from SSC who asked question in year 2015?( Rounded off to two decimal places)
(a) 90.54%
(b) 92.44%
(c) 94.44%
(d) 9.444%
(e) 98.44%

Q3. What is the average no. of male students preparing for Railway exam who participated in seminar throughout all the five years ?
(a) 22 thousands
(b) 25 thousands
(c) 20.5 thousands
(d) 21.5 thousands
(e) 19.5 thousands

Q5. In 2012 the career power had organized the seminar in which the total no. of student participating in seminar who are preparing for bank, SSC and Railway exam was 10%, 20% and 25% less than that in 2013 respectively and total no. of boys who participated in the seminar in year 2012 preparing for Bank, SSC and railway exam were 1000, 1500 and 2000 less than that in 2013 respectively. Find the total no. of girls participated in seminar in 2012 preparing for Bank, SSC and Railway exam together?
(a) 6,850
(b) 5, 670
(c) 7,650
(d) 6,750
(e) 7,550

Directions (6-10): What will come in place of the question mark (?) in the following number series?

Q6. 8, 20, 28, 44, 92, 276, ?
(a) 1118
(b) 1124
(c) 1136
(d) 1142
(e) 1148

Q7. 120, 133, 273, 593, 1152, 2015, ?
(a) 3444
(b) 3397
(c) 3314
(d) 3253
(e) 3114

Q8. 3377, 3374, 3357, 3274, 2945, ? , 1
(a) 2312
(b) 2113
(c) 1892
(d) 1716
(e) 1962

Q9. 1110, 380, 136, 54, 26, 16, ?
(a) 8
(b) 10
(c) 11
(d) 12
(e) 14

Q10. 18, 30, 57.5, 110.5, 188.5, 265.5, ?
(a) 313.5
(b) 303.5
(c) 323.5
(d) 308.5
(e) 318.5

Solutions