Basic MathematicsArithmetic (KVPY StreamSA (Class 11) Math): Questions 65  69 of 77
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Question number: 65
» Basic Mathematics » Arithmetic » Ratio and Proportion
Question
A bag contains 50 p, 25 p and 10 p coins in the ratio , amounting to Rs. 95. Find the numbers of coins of each type,
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 66
» Basic Mathematics » Arithmetic » Number Games
Question
The square of is –
Choices
Choice (4)  Response  

a.  56.25  
b.  7.5  
c.  8.5  
d.  72.25 
Question number: 67
» Basic Mathematics » Arithmetic » Number Games
Question
Value of is –
Choices
Choice (4)  Response  

a.  16  
b.  4  
c.  9  
d.  25 
Question number: 68
» Basic Mathematics » Arithmetic » Rates, Speeds and Unitary Method
Question
A particle moves along the curve . Find the point on the curve at which the ycoordinate is changing 5 times as fast as the xcoordinate.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 69
» Basic Mathematics » Arithmetic » Rates
Question
Given area four cylindrical buckets A, B, C, D whose circular bases are of radii 2, 4, 6, 8 units, respectively. Initially water is filled in these buckets up to the same height. Some water is then transferred from D to A and B so that they all three have the same volume of water. Some water is then transferred between C and B so that they both have the same volume of water. If , denote the heights of water at this stage in the buckets A, B respectively, then the ratio equals –
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 
