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Consider the following situation:?

2 women and 5 men can finish a work in 4 days,while 3 women and 6 men can finish it in 3 days.

Express this in a pair of linear equations in 2 variables.Also,find days taken by 1 woman to finish the work and days taken by 1 man to finish the work.

in my book only the equation is given as 2/w+5/m=4

3/w+6/m=3.

But I don't know why we should use 1/w and 1/m as the variables!

Please help me!

2 Answers

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  • Anonymous
    1 decade ago
    Favorite Answer

    namaste

    4(5m+2w)=k

    3(6m+3w)=k

    ab ganit kejiye

    20m + 8w = 18m + 9w

    2m =1w

    abhi, needs to find

    a*m =k

    puting all m for w in 4(5m+2w)=k

    k=36m

    so 1 mans takes 36 day for k

    1 womans taking 18 day for k

    1m = 36 day

    1w= 18 day

    is ok?

    yas womans can work 2 mans

    by H_KELA jhumritaliya

    k meaining same work

    Source(s): for ganit agruda saying golot-solot
  • 1 decade ago

    sorry :(

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