Everyday Mathematics (IMO Mathematics Olympiad Class 10): Questions 47  52 of 67
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Question number: 47
» Everyday Mathematics
Question
If compound interest on a certain sum for 2 years is Rs. 451 the simple interest will be ________
Choices
Choice (4)  Response  

a.  325  
b.  352  
c.  440  
d.  625 
Question number: 48
» Everyday Mathematics
Question
A man whose bowling average is 14.4 takes 3 wickets for 28 runs and thereby decreases his average by 1.2. The number of wickets, taken by him, before his last match, is ________
Choices
Choice (4)  Response  

a.  65  
b.  55  
c.  35  
d.  45 
Question number: 49
» Everyday Mathematics
Question
Assume that a mango and its seed, both are spherical. The radius of the seed is of the thickness of the pulp. The seed lies exactly at the center of the fruit. What percent of the total volume of the mango is its pulp?
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 50
» Everyday Mathematics
Question
A fair price shopkeeper takes profit on his goods. He loss goods during theft. His lost percent is ________
Choices
Choice (4)  Response  

a.  12  
b.  15  
c.  11  
d.  18 
Question number: 51
» Everyday Mathematics
Question
A card is drawn from a pack of 52 cards. The cards is drawn at random. What is the probability that it is neither spade nor a jack?
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 52
» Everyday Mathematics
Question
A boy was asked to multiply a given number by . Instead, he divided the given number by and got the result 299 more than what he should have got if he had multiplied the number by . The given number was ________.
Choices
Choice (4)  Response  

a.  60  
b.  90  
c.  80  
d.  70 