IMO Level 1 Mathematics Olympiad (SOF) Class 9: Questions 474  480 of 929
Access detailed explanations (illustrated with images and videos) to 929 questions. Access all new questions we will add tracking exampattern and syllabus changes. Subscription can be renewed yearly absolutely FREE! View Sample Explanation or View Features.
Rs. 450.00 or
How to register?
Question number: 474
Question
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 475
» Introduction to Euclid's Geometry
Question
Two distinct points in a plane determine ________ line.
Choices
Choice (4)  Response  

a.  Two 

b.  Tnree 

c.  Unique 

d.  All of the above 

Question number: 476
Question
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 477
Question
The mean weight of 80 students in a class is 60 kg. The mean weight of boys is 70 kg while that of the girls is 50 kg. the number of boys and girls are________
Choices
Choice (4)  Response  

a.  10,30 

b.  40,40 

c.  35,75 

d.  45,35 

Question number: 478
» Introduction to Euclid's Geometry
Question
If ∠A and ∠B are complementary angles and m∠A is x˚, which equation can be used to find m∠B which is denoted by y?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 479
Question
A cloth merchant has announced rebate in prices. If one needs to have a rebate of Rs. 40, then how many shirts each costing Rs. 32, he should purchase?
Choices
Choice (4)  Response  

a.  10 

b.  6 

c.  5 

d.  7 

Question number: 480
Question
By selling a Car for Rs. 70000, a shopkeeper gains. If the profit is reduced to, then the selling price will be ________
Choices
Choice (4)  Response  

a.  Rs. 85000 

b.  Rs. 75000 

c.  Rs. 55000 

d.  Rs. 90000 
