Everyday Mathematics (IMO Mathematics Olympiad Class 9): Questions 12  16 of 99
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Question number: 12
» Everyday Mathematics
Question
P and Q invest in a business in the ratio . If of the total profit goes to charity and P’s share is Rs. 1000, the total profit is ________.
Choices
Choice (4)  Response  

a.  Rs. 793.65  
b.  Rs. 758.65  
c.  Rs. 712.65  
d.  Rs. 784.63 
Question number: 13
» Everyday Mathematics
Question
The compound interest on Rs. 200000 at per annum for 2 years 3 months, compound annually is ________
Choices
Choice (4)  Response  

a.  Rs. 21050  
b.  Rs. 61050  
c.  Rs. 17050  
d.  Rs. 48050 
Question number: 14
» Everyday Mathematics
Question
If a commission of is given on the marked price of a book, the publisher gains . If the commission is increased to , the gain is ________
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 15
» Everyday Mathematics
Question
Due to an increase of in the price of eggs, 3 eggs less are available for Rs. 7.80. the present rate of eggs per dozen is ________
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 16
» Everyday Mathematics
Question
A class starts at 8 a. m. and lasts till 12 p. m. five periods are held during this interval. After every period, 10 minutes are given free to the students. The exact duration of each period is ________
Choices
Choice (4)  Response  

a.  60 minutes  
b.  30 minutes  
c.  50 minutes  
d.  40 minutes 