please tell me the answers of these it is Very important....
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1)√5=2.3
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3. a. nd b do work together in 35 days
a. nd b do work together in one day =. 1/35
a alone complete the work in 60 days
a alone do work in one day =. 1/60.
b do work in one day. = 1/ x
a+ b=. 35
1/a +1/b. =. 1/35
1/60 + 1/ x. =. 1/35
1/ x =. 1/35 - 1/60.
1/ x=. 5/270
x =. 270/5
b complete the work in 54 days
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