IMO Level 1- Mathematics Olympiad (SOF) Class 7: Questions 565 - 566 of 1022

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Question number: 565

» Comparing Quantities

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MCQ▾

Question

A business man sells shirts at a profit of and inverts the proceeds to buy pants which he sells at a profit of 20%. If he makes a net profit of Rs. 700, the cost of the shirts is________.

Choices

Choice (4) Response

a.

Rs. 2500

b.

Rs. 2000

c.

Rs. 2300

d.

Rs. 2400

Question number: 566

» Practical Geometry - Lines and Angles

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MCQ▾

Question

In the figure, (not drawn to scale), in which and and ANB is a straight line. Find x.

Arc c Arc c: Semicircle through P and Q Segment f Segment f: Segment [E, F] Segment g Segment g: Segment [G, C] Segment h Segment h: Segment [C, F] Segment i Segment i: Segment [A, B] Vector u Vector u: Vector [K, L] Vector u Vector u: Vector [K, L] Vector u_1 Vector u_1: Vector [K_2, L_2] Vector u_1 Vector u_1: Vector [K_2, L_2] Vector v Vector v: Vector [H, M] Vector v Vector v: Vector [H, M] Vector v_1 Vector v_1: Vector [H_1, M_1] Vector v_1 Vector v_1: Vector [H_1, M_1] Point E E = (3.22,3.26) Point E E = (3.22,3.26) Point E E = (3.22,3.26) Point F F = (7.74,4.86) Point F F = (7.74,4.86) Point F F = (7.74,4.86) Point G G = (4.52,0.9) Point G G = (4.52,0.9) Point G G = (4.52,0.9) Point C C = (9.56,2.76) Point C C = (9.56,2.76) Point C C = (9.56,2.76) Point A A = (4.86,5.38) Point A A = (4.86,5.38) Point A A = (4.86,5.38) Point B B = (8.6,0.98) Point B B = (8.6,0.98) Point B B = (8.6,0.98) Point N Point N: Intersection point of f, i Point N Point N: Intersection point of f, i Point N Point N: Intersection point of f, i Point O Point O: Intersection point of g, i Point O Point O: Intersection point of g, i Point O Point O: Intersection point of g, i 80â° text1 = “80â°” x text2 = “x”

Image Made by Some Lines with an Unknown Angle

Showing the image that is made by some lines making angles, so find angle x

Choices

Choice (4) Response

a.

b.

c.

d.