Question

A bucket containing 8kg of water at 20°c .when 4kg of hot water is mix with it then temperature of mixture become 40°c . Calculate the temperature of hot water ​

Answer 1

Answer:

5

Explanation:

20+40=60

8+4=12

60/12=5

Answer 2

Answer:

5

Explanation:

Let the kg be x

8x +4x =40kg +20kg

12x=60

x=60/12

x=5