English, asked by khushbuchaudhary798, 11 months ago

to do a certain work done A takes 4 hrs B takes 5 hrs and C takes 6 hrs. how long would A n B together take to do a work which C can do in 4*1/5 hrs.?​

Answers

Answered by ashu1864
0

Answer:

not knowning answer of your question......

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