IMO Level 1- Mathematics Olympiad (SOF) Class 9: Questions 118 - 121 of 929

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Question number: 118

» Statistics and Probability

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MCQ▾

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?

Define the die is rolled 10,500 times

Define the Die is Rolled 10,500 Times

Define the die is rolled 10,500 times and find the probability of the outcomes of multiples of 3

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 119

» Lines, Angles and Quadrilaterals

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MCQ▾

Question

In the given figure, and . Then ∠URS is________

 Image defines the PQ and RS is two lines parallel

Image Defines the PQ and RS is Two Lines Parallel

Image defines PQ and RS is two lines parallels and find the value of ∠URS

Choices

Choice (4) Response

a.

140˚

b.

120˚

c.

160˚

d.

190˚

Question number: 120

» Lines, Angles and Quadrilaterals

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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________.

Image shows the three parallel lines

Image Shows the Three Parallel Lines

Image defines the three parallel lines and two transversals t1 and t2 cut the lines

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 121

» Lines, Angles and Quadrilaterals

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MCQ▾

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˚