IMO Level 1 Mathematics Olympiad (SOF) Class 9: Questions 118  121 of 929
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Question number: 118
Question
A die is rolled 10,500 times. The frequency of each outcome is shown in the table. What is the empirical probability of the outcomes of multiples of 3?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 119
» Lines, Angles and Quadrilaterals
Question
In the given figure, and . Then ∠URS is________
Choices
Choice (4)  Response  

a.  140˚ 

b.  120˚ 

c.  160˚ 

d.  190˚ 

Question number: 120
» Lines, Angles and Quadrilaterals
Question
If l, m, n are three parallel lines and the transversals t1 and t2 cut the lines l, m, n at the points A, B, C and P, Q, R as shown in the figure, then________.
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 121
» Lines, Angles and Quadrilaterals
Question
The angles of quadrilateral are in the ratio . All angles of a quadrilaterals are________
Choices
Choice (4)  Response  

a.  72˚, 36˚, 108˚, 144˚ 

b.  36˚, 60˚, 20˚, 156˚ 

c.  145˚, 20˚, 30˚, 60˚ 

d.  108˚, 144˚, 45˚, 15˚ 
