IMO Mathematics Olympiad (SOF) Class 7: Questions 452  460 of 1012
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Question number: 452
Question
If , then x =
Choices
Choice (4)  Response  

a.  10 

b.  13 

c.  12 

d.  11 

Question number: 453
Question
Choices
Choice (4)  Response  

a. 


b. 


c.  2 

d.  1 

Question number: 454
Question
The value of is ________.
Choices
Choice (4)  Response  

a. 


b.  5 

c.  125 

d.  25 

Question number: 455
Question
The value is ________.
Choices
Choice (4)  Response  

a.   1 

b.  2 

c.  1 

d.  0 

Question number: 456
Question
The value is ________.
Choices
Choice (4)  Response  

a.  1 

b. 


c.   2 

d. 


Question number: 457
Question
Monika answered of the questions on her quiz correctly. What percent of the questions did she answer correctly?
Choices
Choice (4)  Response  

a.  34% 

b.  25% 

c.  75% 

d.  50% 

Question number: 458
Question
Komal has certain amount in his account. She gives threefifth of this to her brother and one half of the remaining to her sister. The amount left with her now is ________.
Choices
Choice (4)  Response  

a.  of the original 

b.  of the original 

c.  of the original 

d.  of the original 

Question number: 459
Question
Radhika can cook food for 5 persons in 45 minutes. Then how much time she will take to cook for 15 persons?
Choices
Choice (4)  Response  

a.  2 hrs 45 min 

b.  2 hrs 15 min 

c.  1 hr 45 min 

d.  1 hr 35 min 

Question number: 460
Question
Equal sums of Rs. 8600 were lent to Gargi and Margi at 4 % per annum for a period of 7 years and 8 years respectively. Find the difference of the interest paid by Megha and Priya.
Choices
Choice (4)  Response  

a.  Rs. 557 

b.  Rs. 254 

c.  Rs. 344 

d.  Rs. 240 
