On a temperature scale Y, water freezes at −160o Y and boils at −50o Y. On this Y scale, a temperature of 340 K is :
On an X temperature scale, water freezes at −125.0∘X and boils at 375.0∘X. On a Y temperature scale, water freezes at −70.0∘Y and boils at −30.0∘Y. The value of temperature on X scale equal to the temperature of 50.0∘Y on Y scale is: