IMO Level 1- Mathematics Olympiad (SOF) Class 7: Questions 660 - 661 of 1022

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Question number: 660

» Comparing Quantities

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MCQ▾

Question

In a company, total employees are 450. The number of female employees is of the number of male employees. How many female employees are there in the company?

Choices

Choice (4) Response

a.

45

b.

50

c.

90

d.

60

Question number: 661

» Triangle and Its Properties

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MCQ▾

Question

In the figure (not drawn to scale), ADF and BEF are triangles and EC = ED, find a.

Triangle poly1 Triangle poly1: Polygon B, F, E Arc d Arc d: Semicircle through G and H Arc e Arc e: Semicircle through I and J Arc k Arc k: Semicircle through K and L Segment c Segment c: Segment [B, F] of Triangle poly1 Segment a Segment a: Segment [F, E] of Triangle poly1 Segment b Segment b: Segment [E, B] of Triangle poly1 Segment f Segment f: Segment [A, C] Segment g Segment g: Segment [C, D] Segment h Segment h: Segment [D, E] Segment i Segment i: Segment [M, N] Segment j Segment j: Segment [O, P] Point B B = (3.08,4.82) Point B B = (3.08,4.82) Point B B = (3.08,4.82) Point F F = (1.12,1.58) Point F F = (1.12,1.58) Point F F = (1.12,1.58) Point E E = (5.24,1.58) Point E E = (5.24,1.58) Point E E = (5.24,1.58) Point A Point A: Point on c Point A Point A: Point on c Point A Point A: Point on c Point C Point C: Point on b Point C Point C: Point on b Point C Point C: Point on b Point D D = (9.7,1.58) Point D D = (9.7,1.58) Point D D = (9.7,1.58) 58â° text1 = “58â°” 18â° text1_1 = “18â°” a text1_2 = “a”

Image of Two Triangles BEF and ADF in Which EC = ED

Showing an image of two triangles BEF and ADF, so find a

Choices

Choice (4) Response

a.

b.

c.

d.