The answers are :
Change the active voice in to passive voice :
a. Food will be sent to the evacuees by the Government, soon.
b. Its hundreds of workers off has been laid a big factory.
c. Their arms and legs were injured by the accident.
d. The floor sweept by the mother twice a day.
e. Where he lives didn't known by them.
Reported Speech :
a. She asked me where did the president went.
b. He asked me what the disadvantages of smoking habit was.
c. He asked me when her new book will be published.