Math, asked by oneonly, 5 hours ago

. A and B together can dig a trench in 12 days, which A alone can dig in 30 days. In how

many days B alone can dig it?

a) 10 days b) 20 days c) 30 days d) 40 days

Answers

Answered by sahanaa282828

0

Answer:

40 days

Step-by-step explanation:

mmm

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