Age Problems( Week 32 Evaluation) 1. Ed is 3 years older than Jane who is 6 years older than Ben. If their ages add up to 21, how old is Ben? 2. A father had his son at his 20's. Now, the ages of the father and his son add up to 77 and the son's age is the father's age reversed. How old are they? Type the age numbers separated by a comma. 3. Edward is 8 times the age of Emily who is 7 years younger than John. If the total age of the three is 127, how old is John? 4. Mary is 5 years older than Richard who is 7 years older than Julia. If their ages add up to 43, how old is Mary? 5. Hillary is 4 times as old as George was 2 years ago. Hillary will be 10 years old after 2 years. How old is George this year? 6. A father is 38 years old this year. He has three sons. Their ages are 7, 10, and 15. In how many years will the father's age be equal to the sum of his three sons' ages? 7. Two people were born on the same day. One was born in 2020 and the other was born in 2025. In what year will one of them be twice as old as the other one? 8. 4 years ago, Laura was 3 times as old as David. 4 years from now, the sum of their ages will be 36. How old is Laura this year? 9. The average age of the four people is 21 years old. Among the four people, no one is younger than or equal to 16 years old, and their ages are different. What is the oldest possible age among them? 10. Laura is 8 years old, and Richard is 21 years old. In how many years will Richard's age be twice Laura's age? |