IMO Mathematics Olympiad Class 10: Questions 522  526 of 699
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Question number: 522
Question
The difference in C. I and S. I for 2 years on a sum of money is Rs. 160. If the S. I for 2 years be Rs. 2880, the rate percent is ________
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 523
» Pair of Linear Equations in Two Variables
Question
f (x) is a fifth degree polynomial. It is given that f (x) + 1 in divisible by and is divisible by . Find f (x).
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 524
Question
While selling a watch, a shopkeeper gives a discount of . If he gives a discount of , he earns Rs. 30 less as profit. The marked price of the watch is ________
Choices
Choice (4)  Response  

a.  Rs. 1500  
b.  Rs. 1750  
c.  Rs. 1600  
d.  Rs. 1480 
Question number: 525
» Triangle, Circle & Constructions
Question
AB is a line segment is a point on AB. ACPQ and CBRS are squares drawn on the same side AB,
Choices
Choice (4)  Response  

a.  C is the orthocenter of the triangle APB.  
b.  P is the orthocenter of the triangle APB.  
c.  M is the orthocenter of the triangle APB.  
d.  S is the orthocenter of the triangle APB. 
Question number: 526
Question
A man whose bowling average is 18.2 takes 4 wickets for 46 runs and thereby decreases his average by 0.2. The number of wickets, taken by him, before his last match, is ________
Choices
Choice (4)  Response  

a.  110  
b.  130  
c.  115  
d.  140 