IMO Level 1- Mathematics Olympiad (SOF) Class 7: Questions 729 - 730 of 1022

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Question number: 729

» Perimeter and Area

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MCQ▾

Question

A hall is 25 m long and 18 m broad, then the cost of flooring the room at the rate of Rs. 5.50 per sq. meter is ________.

Choices

Choice (4) Response

a.

Rs. 3545

b.

Rs. 2570

c.

Rs. 3145

d.

Rs. 2475

Question number: 730

» Perimeter and Area

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MCQ▾

Question

A field is 225 m long and 175 m wide. It has two roads in its center of uniform width of 5 m, one parallel to its length and the other parallel to its breadth. Find the cost of leveling the roads at per square meter.

Quadrilateral poly1 Quadrilateral poly1: Polygon A, B, C, D Quadrilateral poly2 Quadrilateral poly2: Polygon E, F, G, H Quadrilateral poly3 Quadrilateral poly3: Polygon I, J, K, L Segment a Segment a: Segment [A, B] of Quadrilateral poly1 Segment b Segment b: Segment [B, C] of Quadrilateral poly1 Segment c Segment c: Segment [C, D] of Quadrilateral poly1 Segment d Segment d: Segment [D, A] of Quadrilateral poly1 Segment e Segment e: Segment [E, F] of Quadrilateral poly2 Segment f Segment f: Segment [F, G] of Quadrilateral poly2 Segment g Segment g: Segment [G, H] of Quadrilateral poly2 Segment h Segment h: Segment [H, E] of Quadrilateral poly2 Segment i Segment i: Segment [I, J] of Quadrilateral poly3 Segment j Segment j: Segment [J, K] of Quadrilateral poly3 Segment k Segment k: Segment [K, L] of Quadrilateral poly3 Segment l Segment l: Segment [L, I] of Quadrilateral poly3 225 m text1 = “225 m” 175 m text1_1 = “175 m” 5 m text1_2 = “5 m”

Image of a Rectangular Area Having to Roads in It

Showing the image of a rectangular area having to roads in it

Choices

Choice (4) Response

a.

Rs. 1975

b.

Rs. 1125

c.

Rs. 5925

d.

Rs. 6125