IMO- Mathematics Olympiad Class 7: Questions 628 - 630 of 1012

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Rs. 450.00 or

Question number: 628

» Comparing Quantities

MCQ▾

Question

A man buys a radio for Rs. 600 and sells it at a gain of 25%. He sold the radio for ________.

Choices

Choice (4) Response

a.

Rs. 1000

b.

Rs. 750

c.

Rs. 700

d.

Rs. 900

Question number: 629

» Practical Geometry - Lines and Angles

MCQ▾

Question

The supplement of an acute angle is ________angle.

Choices

Choice (4) Response

a.

A straight

b.

Acute

c.

Right

d.

Obtuse

Question number: 630

» Triangle and Its Properties

MCQ▾

Question

In the figure (not drawn to scale), ABC and DEF are triangle, CA is parallel to FD and CFBE is a straight line. Find the value of x+y .

Triangle poly1 Triangle poly1: Polygon A, B, CTriangle poly2 Triangle poly2: Polygon D, E, FArc g Arc g: Semicircle through G and HArc h Arc h: Semicircle through I and JArc k Arc k: Semicircle through K and LArc g_1 Arc g_1: Semicircle through G_1 and H_1Segment c Segment c: Segment [A, B] of Triangle poly1Segment a Segment a: Segment [B, C] of Triangle poly1Segment b Segment b: Segment [C, A] of Triangle poly1Segment f Segment f: Segment [D, E] of Triangle poly2Segment d Segment d: Segment [E, F] of Triangle poly2Segment e Segment e: Segment [F, D] of Triangle poly2Vector u Vector u: Vector [O, P] Vector u Vector u: Vector [O, P] Vector u_1 Vector u_1: Vector [O_1, P_1] Vector u_1 Vector u_1: Vector [O_1, P_1] Point A A = (3.78, 4.14) Point A A = (3.78, 4.14) Point A A = (3.78, 4.14) Point B B = (5.94, 7) Point B B = (5.94, 7) Point B B = (5.94, 7) Point C C = (1.9, 7) Point C C = (1.9, 7) Point C C = (1.9, 7) Point D D = (6.64, 3.72) Point D D = (6.64, 3.72) Point D D = (6.64, 3.72) Point E E = (9.24, 6.98) Point E E = (9.24, 6.98) Point E E = (9.24, 6.98) Point F Point F: Point on aPoint F Point F: Point on aPoint F Point F: Point on ay text1 = “y”x text1_1 = “x”63â° text1_2 = “63â°”78â° text1_3 = “78â°”

Image of Two Triangles ABC and DEF With CA∥FD

Showing the image of two triangles ABC and DEF, so find x + y.

Choices

Choice (4) Response

a.

1500

b.

1350

c.

1950

d.

1800

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