Age Problems( Week 32 Evaluation) 1. Jane is 8 years older than Ben who is 8 years older than Jennifer. If their ages add up to 42, how old is Jennifer? 2. A father had his son at his 30's. Now, the ages of the father and his son add up to 66 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 5 times the age of Jane who is 5 years younger than Ben. If the total age of the three is 75, how old is Ben? 4. Ben is 7 years older than Jennifer who is 8 years older than Josh. If their ages add up to 47, how old is Ben? 5. Laura is twice as old as David was 3 years ago. Laura will be 7 years old after 3 years. How old is David this year? 6. A father is 40 years old this year. He has three sons. Their ages are 7, 9, and 12. 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 2011 and the other was born in 2026. In what year will one of them be twice as old as the other one? 8. 3 years ago, Sofia was 3 times as old as Josh. 3 years from now, the sum of their ages will be 36. How old is Sofia this year? 9. The average age of the four people is 23 years old. Among the four people, no one is younger than or equal to 12 years old, and their ages are different. What is the oldest possible age among them? 10. Sofia is 6 years old, and Andy is 30 years old. In how many years will Andy's age be 4 times Sofia's age? |