Question

Average age of Ali, Nadeem and Salman is 30 years while average age of Salman and Nadeem is 31 years.
What is the age of Ali?
Select one 26 years 27 years 29 years 28 years​

Answer 1

Answer:

28 years

...................................

Answer 2

Answer:

x + y + z/3 = 30

x + y + z = 90

y + z/2 = 31

y + z = 62

x + 62 = 90

x = 90 - 62

x = 28