On a hypothetical scale X, the ice point is 40 and the steam point is 120^(@). For another scale Y the ice point and the steam point are -30^(@)and 130^(@) respectively. If x-reads 50^(@) the reading on Y is

On a hypothetical scale X, the ice point is 40 and the steam point is

1.	On a hypothetical scale X, the ice point is 40 and the steam point is 120^(@). For another scale Y the ice point and the steam point are -30^(@)and 130^(@) respectively. If x-reads 50^(@) the reading on Y is
Answer» `-5^(@)` `-8^(@)` `10^(@)` `71.11^(@) C` ANSWER :C