Question

please answer it with formal please say step by step...........​

Answer 1

Answer:

2/5×(5×7/6)+1/3×(3×4/11)

2/5×7/30+1/3×4/33

6×2+1×7/30+1×11+4/33

12+7/30+11+4/33

19/30+15/33

19+15/990

34/990

Hope it's helpful....