11.
A box filled with paper bundles weighs 36 kilograms. If the weight of the box and paper boundless respectively are in the ratio of 3 : 22, then find the weight of the papers in grams.
 A.Rs. 30,680
 C.Rs. 31,500
 B.Rs. 30,710
 D.Rs. 31,680
 Answer & Explanation
 Report
Answer : [D]
Explanation :
Explanation :
The box to paper ratio is 3 : 22. 
To arrives the weight of the box, we first divide 36000 by 25 to get 1440. 
Multiplying this by 3 we get 4320 which is the weight of the box. 
Therefore, weight of the paper is 36000 – 4320 = 31,680 kg 
12.
In a class room, threefourth of the boys are above 160 cm in height and they are 18 in number. Also out of the total strength, the boys from only twothird and the rest are girls. The total number of girls in the class is
 A.18
 C.12
 B.24
 D.20
 Answer & Explanation
 Report
Answer : [C]
Explanation :
Explanation :
Total number of boys in the class = 24 
Total number of girls in the class = 12 
Total strength of the class = 36 
13.
A sporting goods store ordered an equal number of white and yellow tennis balls. The tennis  
ball company delivered 45 extra white balls, making the ratio of white balls to yellow balls  

 A.450
 C.225
 B.270
 D.None of these
 Answer & Explanation
 Report
Answer : [C]
Explanation :
Explanation :
Ratio of white to yellow balls = 6 : 5 
Difference in the number of white and yellow balls = 6x – 5x = x = 45 
Therefore, number of white balls now available = 45 x 6 
Number of white balls ordered = (45 x 6) – 45 = 225 
14.
A bag contains Rs 216 in the form of one rupee, 50 paise and 25 paise coins in the ratio of 2 : 3 : 4. The number of 50 paise coins is
 A.96
 C.114
 B.144
 D.141
 Answer & Explanation
 Report
Answer : [B]
Explanation :
Explanation :
Let number of onerupee coins = 2K 
Number of 50 paise coins = 3K 
Number of 25 paise coins = 4K 
2K + 0.50 x 3K + 0.25 x 4K = 216 
2K + 1.5K + K = 216 
15.
A factory employees skilled workers, unskilled workers and in the proportion 8 : 5 : 1 and the wage of a skilled worker, an unskilled worker and a clerk are in the ratio 5 : 2 : 3. When 20 unskilled workers are employed, the total daily wages of all amount to Rs3180. Find the daily wages paid to each category of employees.
 A.2100,800,280
 C.2400,600,180
 B.2400,480,300
 D.2200,560,420
 Answer & Explanation
 Report
Answer : [C]
Explanation :
Explanation :




Ratio of amount of 32 skilled workers, 20 unskilled workers and 4 clerks  





