जॉइन Examsbookउत्तर : 4. "4 yrs"
The sum of the ages of 5 children born at the intervals of 3 years each is 50 years. What is the age og the youngest child ?5
प्र: The sum of the ages of 5 children born at the intervals of 3 years each is 50 years. What is the age og the youngest child ?
- 18 yrsfalse
- 216 yrsfalse
- 36 yrsfalse
- 44 yrstrue
- उत्तर देखें
- Workspace
उत्तर : 4. "4 yrs"
व्याख्या :
Answer: D) 4 yrs Explanation: Let the age of the youngest child is 'X' years.Then the child elder than the yongest is 'X + 3' yrsSince each have 3yrs difference upto 5 childrenAnd given that=> X + X+3 + X+6 + X+9 + X+12 = 50=> 5X + 30 = 50=> X = 4 yrs.