A person of mass 70 kg wants to lose 5 kg by going up and down a 10 m high stairs. He burns twice as much fat while going up than coming down. If 1 kg is burnt on expending 7000 kilocalories, the number of times he must go up and down to reduce his weight by 4 kg is

A person of mass 70 kg wants to lose 5 kg by going up and down a 10 m

1.	A person of mass 70 kg wants to lose 5 kg by going up and down a 10 m high stairs. He burns twice as much fat while going up than coming down. If 1 kg is burnt on expending 7000 kilocalories, the number of times he must go up and down to reduce his weight by 4 kg is
Answer» 1000 5600 22400 11200 Answer :D