Everyday Mathematics (IMO Mathematics Olympiad (SOF) Class 9): Questions 6  11 of 99
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Question number: 6
» Everyday Mathematics
Question
P and Q can do a piece of work in 10 days and P alone can do it in 20 days. The time taken by Q alone to do the work is ________
Choices
Choice (4)  Response  

a.  19 days 

b.  20 days 

c.  10 days 

d.  22 days 

Question number: 7
» Everyday Mathematics
Question
A sum was put a simple interest at a certain rate for 3 years. Had it been put at higher rate, it would have fetched Rs. 80 more. The sum is________
Choices
Choice (4)  Response  

a.  Rs. 750 

b.  Rs. 820 

c.  Rs. 700 

d.  Rs. 940 

Question number: 8
» Everyday Mathematics
Question
A 200 metres long train crosses a man walking at the speed of 9 km/hr in the opposite direction in 9 seconds. The speed of the train in km/hr is ________
Choices
Choice (4)  Response  

a.  66.52 

b.  78.56 

c.  96.54 

d.  75.84 

Question number: 9
» Everyday Mathematics
Question
A student was asked to divide a number by 5 and add 20 to the quotient. He, however, first added 20 to the number and then divided it by 5, getting 200 as the answer. The correct answer should have been________
Choices
Choice (4)  Response  

a.  234 

b.  462 

c.  216 

d.  354 

Question number: 10
» Everyday Mathematics
Question
Sanam’s weight is 3 times more than the weight of Arman. Their total weight is 80 kg. What is Sanam’s weight?
Choices
Choice (4)  Response  

a.  60 kg 

b.  92 kg 

c.  42 kg 

d.  22 kg 

Question number: 11
» Everyday Mathematics
Question
Karan has a brother Mahesh, Karan is the son of Narendra. Sujal is Narendra’s father. In terms of relationship, what is Mahesh of Sujal?
Choices
Choice (4)  Response  

a.  Brother 

b.  Grandfather 

c.  Grandson 

d.  Uncle 
