What is the total no of students in District P,R and T ?

1. 46000
2. 46800
3. 48600
4. 45000

Explanation

Explanation :
P = 18*90000/100 = 16200
R = 22*90000/100 = 19800
T = 12*90000/100 = 10800
Total = 46,800

What is the ratio of the no of boys  in District U to the total no of girls in District S ?

1. 43:76
2. 50:75
3. 53:80
4. 80:53

Explanation

Explanation :
Boys in U = 8000
Girls in S = (16*90000/100)-9100 = 5300
80:53

What is the difference between the number of girls students in District P and the total number of students in district R ?

1. 11000
2. 9700
3. 10000
4. 10100

Explanation

Explanation :
Total no of students in R = 22*90000/100 = 19800
No of girls in P = (18*90000/100)-6500 = 16200 -6500 = 9700
Difference = 19800 – 9700 = 10100

What is the average number of boys students in all the districts together ?

1. 7533
2. 7355
3. 7550
4. 7300

Explanation

Explanation :
6500+8900+5500+9100+7200+8000/6 = 45200/6 = 7533

The no of girls students in District T is what % of the total no students in District Q ?

1. 47%
2. 31%
3. 37%
4. 40%

Explanation

Explanation :
No of girls in T = (12*90000/100)-7200 = 10800 – 7200 = 3600
Total no of students in Q = 13*90000/100 = 11700
% = 3600*100/11700 = 30.77% = 31%

By: Pranav Gupta