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11 November, 13:04

A board measures 2½m by 1¼m and costs 750 naira. calculate the cost of 1m² of the board.

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  1. 11 November, 13:19
    0
    240naira

    Step-by-step explanation:

    The board measures 2½m by 1¼m

    The area of the board is;

    2½ * 1¼ = 5/2 * 5/4 = 25/8 m²;

    But 25/8 m² cost 750 naira;

    Therefore 1m² cost 750 / 25/8

    750 * 8/25 =

    30 * 8

    240naira
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