IMO Level 1- Mathematics Olympiad (SOF) Class 7: Questions 583 - 584 of 1022

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Question number: 583

» Practical Geometry - Lines and Angles

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MCQ▾

Question

In the figure (not drawn to scale), ABCD is a quadrilateral, BED and AEC are straight lines and EB = EC. Find y.

Arc cArc c: Semicircle through F and GArc dArc d: Semicircle through H and IArc eArc e: Semicircle through J and KSegment fSegment f: Segment [A, B] Segment gSegment g: Segment [B, C] Segment hSegment h: Segment [C, D] Segment iSegment i: Segment [D, A] Segment jSegment j: Segment [A, C] Segment kSegment k: Segment [D, B] Segment lSegment l: Segment [L, M] Segment mSegment m: Segment [N, O] Point AA = (7.11,1.08) Point AA = (7.11,1.08) Point AA = (7.11,1.08) Point BB = (7.11,4.54) Point BB = (7.11,4.54) Point BB = (7.11,4.54) Point CC = (5.17,4.54) Point CC = (5.17,4.54) Point CC = (5.17,4.54) Point DD = (4.31,1.05) Point DD = (4.31,1.05) Point DD = (4.31,1.05) Point EPoint E: Intersection point of j, kPoint EPoint E: Intersection point of j, kPoint EPoint E: Intersection point of j, k38â°text1 = “38â°”62â°text1_1 = “62â°”ytext2 = “y”

Image Made by a Quadrilateral ABCD

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 584

» Comparing Quantities

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MCQ▾

Question

A person by selling a book for Rs. 575, loses 25%, In order to make a profit of 15%, what is the price at which he must sell?

Choices

Choice (4)Response

a.

Rs. 762

b.

Rs. 882

c.

Rs. 862

d.

Rs. 789

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