Question: the sum of the ages of 5 children born at the intervals of 3 year each is 40 year . what is the age of the youngest child ?
A) 2 year
B) 8 year
C) 10 year
D) none of these
E) 9 year
Correct answer: A
Grade: 6 | Topic: Expressions and Equations | Difficulty: Medium | Standard: 6.EE.B.6