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sanjukta

· started a discussion

· 1 Months ago

A alone can reap a certain field in 15 days and B in 12 days. If A begins alone and after a certain interval B joins him the field is reaped in 712 days. How long did A and B work together?
A- 3 days
B- 6 days
C- 7 days
D- 12 days

Deepak Rathi

· commented

· 1 Months ago

question is wrong

Deepak Rathi

· commented

· 1 Months ago

question is wrong

Deepak Rathi

· commented

· 1 Months ago

question is wrong

Deepak Rathi

· commented

· 1 Months ago

question is wrong

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