A company needs to produce 340 litres of Chemical X. There is a normal loss of 10% of the material input into the process. During a given month the company did produce 340 litres of good production, although there was an abnormal loss of 5% of the material input into the process.

How many litres of material were input into the process during the month?

A 357 litres B 374 litres C 391 litres D 400 litres