Multiple Choice Questions on A rectangular pathway having width 4 5 m and length 10 m will have to be tiled using square tiles of........... for CDS Exam Preparation

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Multiple Choice Questions

A rectangular pathway having width 4 5 m and length 10 m will have to be tiled using square tiles of...........

Quantitative Aptitude (CDS) Mensuration 2D
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    A rectangular pathway having width 4.5 m and length 10 m will have to be tiled using square tiles of side 50 cm. Each packet of such tiles contains 20 pieces and costs Rs. 100. What will be the total cost of tiles for the pathway?

    Rs. 1200

    Incorrect Answer

    Rs. 1100

    Incorrect Answer

    Rs. 1000

    Incorrect Answer

    Rs. 900

    Correct Answer
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    Explanation:

    Side of tiles = 50cm

    Area of each tile = 50*50 = 2500 cm2

    Area of rectangular pathway = (1000*450) cm2

    Total tiles required for the pathway = 450000/2500 = 180 tiles.

    Cost of 20 tiles = Rs. 100

    Cost of 18- tiles = 100 * 180 / 20 = Rs. 900.

    By: Munesh Kumari
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