Direction (1-5): Study the following table carefully to answer these questions:–
Details of the seat belts produced by different companies over the years:–
| Year | Company | |||||||||||
| A | B | C | D | E | F | |||||||
| N | D | N | D | N | D | N | D | N | D | N | D | |
| 2011 | 28 | 0.8 | 18 | 0.4 | 34 | 1.4 | 29 | 1.4 | 24 | 1.5 | 44 | 2.2 |
| 2012 | 32 | 1 | 26 | 1.2 | 31 | 1.2 | 34 | 1.2 | 26 | 2 | 38 | 1.6 |
| 2013 | 24 | 0.5 | 23 | 0.5 | 28 | 1.5 | 23 | 0.8 | 35 | 2.2 | 32 | 1.3 |
| 2014 | 22 | 0.6 | 33 | 1.4 | 36 | 1.9 | 18 | 0.4 | 31 | 1.8 | 28 | 0.9 |
| 2015 | 30 | 1.2 | 38 | 0.8 | 40 | 2.1 | 33 | 1.8 | 37 | 2 | 42 | 1.5 |
| 2016 | 25 | 0.8 | 40 | 2 | 42 | 2.2 | 45 | 2.5 | 41 | 2.2 | 19 | 0.4 |
N → Number of seat belts produced (in lakh)
D → Percentage of defective belts
Q1. What was the number of defective seat belts produced by company B, C and E together in year 2014 ? (in Lakhs)
(a) 2.70
(b) 1.704
(c) 1.50
(d) 1.20
(e) 1.80
Q2. What was percentage increase/decrease in total production by all companies together from 2012 to 2013? (rounded off to the two decimal place)
(a) 10.76
(b) 11.26
(c) 12.26
(d) 11.77
(e) None of these
Q3. What is the ratio of the average production of company A to that of B for all the given years ?
(a) 161 : 178
(b) 149 : 161
(c) 137 : 178
(d) 137 : 149
(e) None of these
Q4. What percentage of total items produced by company F in 2011, 2015 and 2016 together are defective?
(a) 1.4
(b) 0.9
(c) 1.6
(d) 2.1
(e) 2.6
Q5. What was the average number of perfect seat belts produced by company D in 2013, 2014 and 2015 together? (in lakh)
(a) 29.38
(b) 23.46
(c) 26.76
(d) 22.16
(e) 24.39
Answer & Explanation 5.e
