Simple Equations (IMO Mathematics Olympiad (SOF) Class 7): Questions 80  83 of 83
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Question number: 80
» Simple Equations
Question
An employer pays Rs. 30 for each day a worker work, and deducts Rs. 5 for each day he is idle. At the end of 50 days, a worker gets Rs. 450. For how many days did the worker remain idle?
Choices
Choice (4)  Response  

a.  45 

b.  28 

c.  30 

d.  40 

Question number: 81
» Simple Equations
Appeared in Year: 2012
Question
Jasmine and Sonia had 60 phone cards. Jasmine had thrice as many phone cards as Sonia. How many phone cards did jasmine have?
Choices
Choice (4)  Response  

a.  45 

b.  15 

c.  30 

d.  20 

Question number: 82
» Simple Equations
Question
Charmi and Chesti had 777 phone cards. Chesti had twice as many phone cards as Charmi. How many phone cards did Chesti have?
Choices
Choice (4)  Response  

a.  459 

b.  358 

c.  259 

d.  258 

Question number: 83
» Simple Equations
Question
Rahul and Chirag had 5184 phone cards. Rahul had seven times as many phone cards as Chirag. How many phone cards did Rahul have?
Choices
Choice (4)  Response  

a.  269 

b.  858 

c.  458 

d.  648 
