Mr. Das has 3 sons whose ages are respectively a, b, c. The grandfather has bought a
cycle for the eldest son, mother has bought a bag for the youngest one which cost Rs. 150/.
The sum of two age of the elder son and one son is 15. The difference of the age of sons is 3
& 2. Then what of the age of the elder son?
(a) 10 (b) 11 (c) 12 (d) 13

• here if a=10 then then other shud be (b r c) 5,10-5=5
  and when we add 3+2 also v r getting same 5.so 10 is ans
• 13 years agoHelpfull: Yes(5) No(10)
• suppose a is elder son and b is youngst and according to question a+c=15--(iv) and
  a-b=3--(i)
  b-c=2---(ii)
  solving equations i and (ii)
  a-c=5--(iii)
  and solving equations (iii) and (iv)
  we get thee value of a i.e 10
  
• 9 years agoHelpfull: Yes(1) No(0)