Question

There are 50 boys in a class whose average age is 12 years there are 40boys in another class whose average is 15 years the average age of both the classes taken together is?

Answer 1

Answer:

the value of average age of both is 13.33

Answer 2

Answer:

13 years and 4 months

Step-by-step explanation:

• 50*12=600
• 40*15=600
• total =1200
• average =1200/50+40
• 1200/90=13.30years
• here. 0.30 means
• 4 months
• there fore the answer is 13 years and 4 months