Question

can someone help me to solve this,
You are provided with ¾ cup (60 ml) of boiling black tea and 1/4th
cup of milk (30 deg C). If you mix the water and milk together,
What will be the temperature of your milk tea? Assume that the cup
does not absorb any heat and the sp. Heat capacity of black
tea and milk respectively are 1.2 cal/g/deg C and 0.8 cal/gm/deg C.
The density of black tea and milk respectively are 1 and 0.8 gm/cc.

Answer 1

C1 (Tf-T1) + C2 (Tf-T2) = 0