IMO- Mathematics Olympiad Class 6: Questions 671 - 673 of 1049

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Question number: 671

» Algebra

MCQ▾

Question

Simplify: (x2y2+2xy+1)(x2+y2+4xy5) .

Choices

Choice (4) Response
a.

2y22xy+6

b.

2y2+2xy+6

c.

2y22xy6

d.

2xy22xy+6

Question number: 672

» Ratio and Proportion

MCQ▾

Question

What number should be added to each of the numbers 22, 46, 34 and 70 so that the remainders may be proportional?

Choices

Choice (4) Response
a.

2

b.

1

c.

3

d.

6

Question number: 673

» Algebra

MCQ▾

Question

In the given figure magnitude of angles shown are

Arc c Arc c: Semicircle through G and HArc d Arc d: Semicircle through I and JArc e Arc e: Semicircle through K and LSegment f Segment f: Segment [A, C] Segment g Segment g: Segment [D, E] Segment h Segment h: Segment [D, F] Point A A = (3.74, 2.44) Point A A = (3.74, 2.44) Point A A = (3.74, 2.44) Point C C = (10.84, 2.44) Point C C = (10.84, 2.44) Point C C = (10.84, 2.44) Point E E = (4.1, 5.16) Point E E = (4.1, 5.16) Point E E = (4.1, 5.16) Point F F = (9.86, 5.62) Point F F = (9.86, 5.62) Point F F = (9.86, 5.62) 2x? text1 = “2x? “7x? text1_1 = “7x? “3x? text1_2 = “3x? “

Image Made by Three Lines Making Two Angles

Showing an image made by three lines making two angles, then find all angles

Choices

Choice (4) Response
a.

400,1050,500

b.

200,1600,100

c.

300,1050,450

d.

550,1100,300

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