If trader professes to sell goods at cost price but uses false weight then profit percent

A dishonest dealer professes to sell his goods at the cost price but uses a false weight of 850 g instead of 1 kg. His gain percent is

If trader professes to sell goods at loss of x% but uses false weight which is y% less than the actual weight

A dishonest dealer professes to sell his goods at cost price, but uses a false weight and thus gains 20%. For a kilogram he uses a weight of

If trader professes to sell goods at profit of x% but uses false weight which is y% less than the actual weight

A dishonest dealer professes to sell his goods at cost price.But he uses a false weight and thus gain 6((18)/(47))% What weight be use for Kilogram.

A dishonest dealer professes to sell his goods at cost price but he uses a weight of 900 gm in place of 1 kg. Find his gain per cent.

A dishonest dealer professes to sell his goods at cost price but he uses a weight of 900 gm in place of 1 kg. Find his gain per cent.

A dishonest dealer professes to sell his goods at cost price, but he uses a weight of 960 gm for the kg weight. Find his gain percent.