KVPY (Kishore Vaigyanik Protsahan Yojana) StreamSA (Class 11) Math: Questions 234  237 of 265
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Question number: 234
» Basic Mathematics » Arithmetic » Ratio and Proportion
Question
When a bucket is onethirds full, the weight of the bucket and the water is 15 kg. When the bucket is twothirds full, the total weight is 18 kg. What is the total weight, in kg, when the bucket is completely full?
Choices
Choice (4)  Response  

a.  15 kg 

b.  17 kg 

c.  19 kg 

d.  21 kg 

Question number: 235
» Trigonometry » Trigonometric Functions
Question
If than value of is –
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 236
» Basic Mathematics » Arithmetic » Rates, Speeds and Unitary Method
Appeared in Year: 2013
Question
A person is running around a circular track completing one round every 50 seconds. Another person running in the opposite direction meets every 20 second. The time, expressed in seconds, taken by to complete one round is
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 237
» Statistics and Probability » Mean, Median and Mode
Question
In a city, the total income of all people with salary below Rs. 5000 per annum is less than the total income of all people with salary above Rs. 15000 per annum. If the salaries of people in the first group increases by 10 % and the salaries of people in the second group decreases by 10 % then the average income of all people – (Model Paper)
Choices
Choice (4)  Response  

a.  Increases 

b.  Remains the same 

c.  Decreases 

d.  Cannot be determined from the data. 
