IMO- Mathematics Olympiad Class 7: Questions 918 - 919 of 1012

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Question number: 918

» Algebraic Expressions

MCQ▾

Question

The simple algebraic expression of 3ab(ab)2a2(bb2)5b2(2a2a)+6ab(ab) is ________.

Choices

Choice (4) Response

a.

5ab2

b.

ab2

c.

ab(a2b+8ab)

d.

ab(a+2b8ab)

Question number: 919

» Perimeter and Area

MCQ▾

Question

A 10 m wide garden is cultivated all along the outside of a squared plot of side 50 m. The total area of the garden is ________.

Quadrilateral poly1 Quadrilateral poly1: Polygon A, B, C, DQuadrilateral poly2 Quadrilateral poly2: Polygon M, N, O, PSegment a Segment a: Segment [A, B] of Quadrilateral poly1Segment b Segment b: Segment [B, C] of Quadrilateral poly1Segment c Segment c: Segment [C, D] of Quadrilateral poly1Segment d Segment d: Segment [D, A] of Quadrilateral poly1Segment m Segment m: Segment [M, N] of Quadrilateral poly2Segment n Segment n: Segment [N, O] of Quadrilateral poly2Segment o Segment o: Segment [O, P] of Quadrilateral poly2Segment p Segment p: Segment [P, M] of Quadrilateral poly2Point A A = (0.4, 5.02) Point A A = (0.4, 5.02) Point A A = (0.4, 5.02) Point B B = (0.46, -0.5) Point B B = (0.46, -0.5) Point B B = (0.46, -0.5) Point C C = (7, -0.52) Point C C = (7, -0.52) Point C C = (7, -0.52) Point D D = (7.04, 5) Point D D = (7.04, 5) Point D D = (7.04, 5) Point M M = (1.44, 3.88) Point M M = (1.44, 3.88) Point M M = (1.44, 3.88) Point N N = (1.44, 0.7) Point N N = (1.44, 0.7) Point N N = (1.44, 0.7) Point O O = (5.96, 0.7) Point O O = (5.96, 0.7) Point O O = (5.96, 0.7) Point P P = (5.94, 3.9) Point P P = (5.94, 3.9) Point P P = (5.94, 3.9) 50 m text1 = “50 m”10 m text1_1 = “10 m”50 m text1_2 = “50 m”

Image of a 10 M Wide Cultivated Garden

Showing an image of a 10 m wide cultivated garden outside of a squared plot, so find the area of the garden

Choices

Choice (4) Response

a.

2500m2

b.

1350m2

c.

2000m2

d.

2400m2

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