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    I am thinking of a number.

    3/4 of my number is 12.

    Work out five times of my number.

    (MUST Show working out)
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    (Original post by DabSchool)
    I am thinking of a number.

    3/4 of my number is 12.

    Work out five times of my number.

    (MUST Show working out)
    \frac{3}{4}a=12

    Work out 5a
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    (Original post by abc_123_)
    Call the number you were thinking of 'x'

    3/4 x = 12 ( multiply by 4)
    3x = 48 (divide by 3)
    x = 16

    5x = 80
    Godd Bless You
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    (Original post by abc_123_)
    Call the number you were thinking of 'x'

    3/4 x = 12 ( multiply by 4)
    3x = 48 (divide by 3)
    x = 16

    5x = 80
    http://www.thestudentroom.co.uk/show...9#post64637319
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    I'm saying 80
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    Sorry I didn't know this xx
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    hi
 
 
 
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