Question

5. The average age of three brothers is 15 years. If the age of two brothers is
15 years and 12 years, find the age of the third brother.​

Answer 1

Answer:

18 years

Step-by-step explanation:

Average age of three brothers= 15 years

sum of age of three brothers= 3×15= 45 years

age of two brothers= 15 years and 12 years

sum of age of two brothers= 15+12= 27 years

hence the age of third brother= 45-27= 18 years

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