IMO Level 1- Mathematics Olympiad (SOF) Class 6: Questions 430 - 434 of 1059

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Question number: 430

» Understanding Elementary Shapes

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MCQ▾

Question

Find the value of x and hence, in the figure given where BOG is a straight line.

Arc cArc c: Semicircle through C and EArc dArc d: Semicircle through F and KLine fLine f: Line through O, ALine gLine g: Line through O, BLine gLine g: Line through O, BRay iRay i: Ray through O, BPoint OO = (9,2) Point OO = (9,2) Point OO = (9,2) Point AA = (8,5) Point AA = (8,5) Point AA = (8,5) Point BB = (5,2) Point BB = (5,2) Point BB = (5,2) Point GPoint G: Point on gPoint GPoint G: Point on gPoint GPoint G: Point on g(2x 4)?text1 = ” (2x 4)? “(3x-9)?text1_1 = ” (3x-9)? “

A Geometric Figure Made by a Straight Line and a Crossed Line

Choices

Choice (4)Response

a.

14,420, 480

b.

19,420, 480

c.

12,460, 350

d.

18,450, 540

Question number: 431

» Understanding Elementary Shapes

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MCQ▾

Question

In a right angled triangle if an angle measures , then the measure of other angle is

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 432

» Understanding Elementary Shapes

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MCQ▾

Question

In an isosceles , the bisectors of and meet at D. If , then is equal to

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 433

» Fractions

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MCQ▾

Question

Find the wrong expression.

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 434

» Decimals

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MCQ▾

Question

The fractional number corresponding to the following number “9 hundredths - 9 tenths + 9 tens - 9 ones” is ________.

Choices

Choice (4)Response

a.

b.

c.

d.

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