maths

A famer has twice as many cow as sheep. After he sold 375 cows and another 12 cows died, he had half as many cows as sheep left. How many cows remained.

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asked by TT
  1. C=2S
    Now, with C-375-12, then
    2(C-375-12)=S

    PUt the first equation into the second..

    2(C-375-12)=C/2
    1.5C=2*(387)
    C=4/3*387= 4*129=516 and S=258

    Now in the end, number of cows=
    516-375-12= 129 and S=258

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  2. 129 cows

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