IMO Mathematics Olympiad Class 10: Questions 598  602 of 958
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Question number: 598
Question
The sum of the terms of an arithmetical progression is 42. The sum of the term of the progression is 52. How do I find the first term, common difference, and sum of the ten terms of the progression?
Choices
Choice (4)  Response  

a.  256 

b.  235 

c.  236 

d.  267 

Question number: 599
Question
Four numbers are inserted between the numbers 4 and 39 such that an A. P. results. Find the biggest of these four numbers.
Choices
Choice (4)  Response  

a.  33 

b.  30 

c.  31 

d.  32 

Question number: 600
Question
If the sum of three consecutive terms of an increasing A. P. is 75 and the product of the first and third of these terms is 600, then the third term is ________
Choices
Choice (4)  Response  

a.  90 

b.  30 

c.  50 

d.  60 

Question number: 601
Question
Let Be the arithmetic progressions such that. The sum of the first four hundred terms of the progressions is ________
Choices
Choice (4)  Response  

a.  160000 

b.  350000 

c.  950000 

d.  300000 

Question number: 602
Question
In an A. P, If it is given that then is equal to ________
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

