Age Problems( Week 32 Evaluation) 1. Kevin is 4 years older than Nancy who is 6 years older than David. If their ages add up to 37, how old is David? 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. Ed is 7 times the age of Jane who is 6 years younger than Ben. If the total age of the three is 87, how old is Ben? 4. Edward is 7 years older than Emily who is 5 years older than John. If their ages add up to 47, how old is Edward? 5. Mary is 4 times as old as Edward was 5 years ago. Mary will be 17 years old after 5 years. How old is Edward this year? 6. A father is 39 years old this year. He has three sons. Their ages are 7, 11, and 13. 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 2015 and the other was born in 2022. In what year will one of them be twice as old as the other one? 8. 2 years ago, Alice was 3 times as old as Ed. 2 years from now, the sum of their ages will be 12. How old is Alice this year? 9. The average age of the four people is 20 years old. Among the four people, no one is younger than or equal to 17 years old, and their ages are different. What is the oldest possible age among them? 10. Helen is 7 years old, and Ben is 51 years old. In how many years will Ben's age be 5 times Helen's age? |