Study the following graph carefully and answer the questions given below it.
Percentage wise distribution of students in six different schools.
Q1. Number of boys school (III) is approximately what % of total number of students in school (III)?
(1) 42%
(2) 60%
(3) 45%
(4) 39%
(5) None of these
Q2. What is the difference between the total number of boys & girls in all the schools?
(1) 450
(2) 600
(3) 400
(4) 490
(5) None of these
Q3. What is the respective ratio between the number of boys in school II, number of girls in school IV and total number of students in school V?
(1) 5 : 7 : 11
(2) 4 : 9 : 12
(3) 5 : 4 : 14
(4) 7 : 9 : 12
(5) None of these
Q4. What is the total number of girls in school III, number of girls in school (IV) and the number of boys in school V together?
(1) 1120
(2) 1210
(3) 1080
(4) 1320
(5) None of these
Q5. What is the percentage number of girls in school IV & VI to that of total number of boys?
(1) 33.33 %
(2) 29.33 %
(3) 27.33 %
(4) 37.33 %
(5) None of these
Answer & Explanation 1. (5) Required % = (160/400)*100 = 40 %
2. (5)Required difference = 2250 -1750 = 500
3. (3) Required ratio = 300 : 240 :840 = 5 :4 : 14
4. (3) Required total students = 240 + 240 + 600 = 1080
5. (2) Required % = ( 420 +240)/2250*100 =29.33