Everyday Mathematics (IMO Mathematics Olympiad (SOF) Class 9): Questions 57  61 of 99
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Question number: 57
» Everyday Mathematics
Question
A train 100 meters long takes 6 seconds to cross a man walking at 5 km/h in the direction opposite to that of the train. The speed of the train is ________
Choices
Choice (4)  Response  

a.  51 km/hr 

b.  76 km/hr 

c.  47 km/hr 

d.  55 km/hr 

Question number: 58
» Everyday Mathematics
Question
The highest score in an inning was of the total and the next highest was of the remainder. If the scores differed by 9, then the total score is ________.
Choices
Choice (4)  Response  

a.  99 

b.  110 

c.  121 

d.  132 

Question number: 59
» Everyday Mathematics
Question
The difference between a discount of on Rs. 500 and two successive discounts of on the same amount is ________
Choices
Choice (4)  Response  

a.  0 

b.  Rs. 2 

c.  Rs. 1.93 

d.  Rs. 7.20 

Question number: 60
» Everyday Mathematics
Question
Bhajan Singh purchased 120 reams of papers at Rs. 80 per ream. He spent Rs. 280 on transportation, paid octroi at the rate of 40 paise per ream and paid Rs. 72 to the coolie. If he wants to have a gain of , what must be the selling price per ream?
Choices
Choice (4)  Response  

a.  Rs. 90 

b.  Rs. 87.48 

c.  Rs. 86 

d.  Rs. 89 

Question number: 61
» Everyday Mathematics
Question
A student was asked to divide a number by 6 and add 12 to the quotient. He, however, first added 12 to the number and then divided it by 6, getting 112 as the answer. The correct answer should have been________
Choices
Choice (4)  Response  

a.  122 

b.  124 

c.  114 

d.  118 
