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Question

Ishita is 0.5 times more efficient than Evita. If both of them work on alternate days starting with Ishita, they can finish the work in 19 days. If Somil alone can complete the work in 48 days, then the number of days taken by Evita and Somil together to complete the entire work.

A 10 days

B 12 days

C 16 days

D 26 days

E None of these

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