IMO Level 1 Mathematics Olympiad (SOF) Class 8: Questions 830  835 of 1040
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Question number: 830
Appeared in Year: 2012
Question
In the morning batch at a school we have observed that when five students took seat on each bench, 4 students remained unseated. But when eleven students took seat per bench, 4 benches remained vacant. The number of students in the morning batch were?
Choices
Choice (4)  Response  

a.  26 

b.  44 

c.  55 

d.  48 

Question number: 831
Question
A third of Viral’s marks in mathematics exceeds a half of his marks in English by 30. If he got 240 marks in the two subjects together, how many marks he get in English?
Choices
Choice (4)  Response  

a.  60 

b.  50 

c.  40 

d.  100 

Question number: 832
Question
Dishant gets 2 marks for each correct answer and loses 1 marks for each wrong answer. He attempts 60 problems and obtains 15 marks. The number of problem solved correctly is________.
Choices
Choice (4)  Response  

a.  25 

b.  21 

c.  18 

d.  10 

Question number: 833
Question
If students of a class of strength 90 are girls, then number of boys equals________.
Choices
Choice (4)  Response  

a.  10 

b.  40 

c.  50 

d.  30 

Question number: 834
Question
Vimal is traveling at an average rate of 40 miles per hour. How far does he travel in 1 hours?
Choices
Choice (4)  Response  

a.  100 miles 

b.  50 miles 

c.  60 miles 

d.  20 miles 

Question number: 835
Question
The average age of 4 boys is 25 years and their ages are in proportion 1: 2: 3: 4, the age of youngest girl is________.
Choices
Choice (4)  Response  

a.  4 years 

b.  10 years 

c.  9 years 

d.  5 years 
