Xiao Ming s house wants to decorate the living room, which is a rectangular body with a length of 8

Updated on Living room 2024-03-11
2 answers
  1. Anonymous users2024-01-23

    Four walls: (8 4 + 6 4) 2 = 112 square meters Ceiling: 8 6 = 48 square meters.

    Painting area: 112 + 48-10 = 150 square meters to be painted: 150 1 = 150 liters.

    The first: 150 5 = 30 barrels.

    30 45 = 1350 yuan.

    The second: 150 8 19 barrels.

    19 68 = 1292 yuan.

    So the second way to save money.

  2. Anonymous users2024-01-22

    Area: (8 6 + 8 4 + 6 4) 2-10 = 198m 198 5 45 = 1782 (yuan).

    198 8 68 = 1683 (yuan).

    1782 yuan 1683 yuan.

    Therefore, choose a paint with a capacity of 8 liters and 68 yuan per barrel to save money.

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