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31 October, 10:02

Hannah has a grid a squares that has 12 rows with 15 squares in each row. She colors 5 rows of 8 squares in the middle of the grid blue. She colors the rest of the squares red. How many squares does Hannah color red?

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Answers (2)
  1. 31 October, 12:08
    0
    Hannah colors 140 squares red.

    12*15=180

    5*8=40

    180-40=

    140
  2. 31 October, 12:40
    0
    140

    Explanation:

    Each row has a total count of 15 squares

    There are a total of 12 rows thus total squares is

    12

    *

    15

    =

    180

    Colored blue



    5 rows of 8



    5

    *

    8

    =

    40

    Rest are red: Total count - blue



    180

    -

    40

    =

    140
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