Age and Coin Puzzles Worksheet
The trick (Pretend and adjust): Ages: find each age now, then add (later) or take away (earlier) the same years for everyone. Coins: pretend all coins are ₹1; the extra money tells you how many ₹2 coins there are. Check your answer by putting it back into the riddle.
NameDateTime takenScore ___ / 40
- 1.The ages of two twins add up to 24. How old is each twin?
- 2.A piggy bank has 5 coins of ₹5 and 9 coins of ₹2. How many rupees are in it?
- 3.In 4 years a boy will be 17 years old. How old was he 3 years ago?
- 4.A father is 42 years old and his son is 8. How old was the father when the son was born?
- 5.You have 9 coins. Each coin is ₹1 or ₹2, and together they make ₹13. How many ₹2 coins do you have?
- 6.A father is 31 years old and his son is 8. How old was the father when the son was born?
- 7.A piggy bank has 2 coins of ₹5 and 5 coins of ₹2. How many rupees are in it?
- 8.You have 5 coins. Each coin is ₹1 or ₹2, and together they make ₹6. How many ₹2 coins do you have?
- 9.The ages of two twins add up to 22. How old is each twin?
- 10.In 2 years a boy will be 16 years old. How old was he 2 years ago?
- 11.A girl is 10 years old and her brother is 3 years older. How old will her brother be in 9 years?
- 12.A piggy bank has 11 coins of ₹5 and 2 coins of ₹2. How many rupees are in it?
- 13.In 4 years a boy will be 17 years old. How old was he 6 years ago?
- 14.You have 5 coins. Each coin is ₹1 or ₹2, and together they make ₹7. How many ₹2 coins do you have?
- 15.A father is 40 years old and his son is 8. How old was the father when the son was born?
- 16.The ages of two twins add up to 26. How old is each twin?
- 17.In 4 years a boy will be 13 years old. How old was he 2 years ago?
- 18.The ages of two twins add up to 14. How old is each twin?
- 19.A father is 35 years old and his son is 4. How old was the father when the son was born?
- 20.A girl is 12 years old and her brother is 2 years older. How old will her brother be in 4 years?
- 21.A girl is 7 years old and her brother is 3 years older. How old will her brother be in 2 years?
- 22.A father is 31 years old and his son is 10. How old was the father when the son was born?
- 23.You have 13 coins. Each coin is ₹1 or ₹2, and together they make ₹25. How many ₹2 coins do you have?
- 24.You have 13 coins. Each coin is ₹1 or ₹2, and together they make ₹18. How many ₹2 coins do you have?
- 25.A girl is 11 years old and her brother is 5 years older. How old will her brother be in 7 years?
- 26.You have 9 coins. Each coin is ₹1 or ₹2, and together they make ₹10. How many ₹2 coins do you have?
- 27.A father is 34 years old and his son is 14. How old was the father when the son was born?
- 28.In 5 years a boy will be 18 years old. How old was he 7 years ago?
- 29.A father is 44 years old and his son is 7. How old was the father when the son was born?
- 30.A father is 33 years old and his son is 10. How old was the father when the son was born?
- 31.A girl is 12 years old and her brother is 4 years older. How old will her brother be in 9 years?
- 32.In 6 years a boy will be 18 years old. How old was he 3 years ago?
- 33.The ages of two twins add up to 8. How old is each twin?
- 34.The ages of two twins add up to 20. How old is each twin?
- 35.In 6 years a boy will be 19 years old. How old was he 4 years ago?
- 36.A father is 30 years old and his son is 11. How old was the father when the son was born?
- 37.A father is 30 years old and his son is 8. How old was the father when the son was born?
- 38.The ages of two twins add up to 28. How old is each twin?
- 39.You have 7 coins. Each coin is ₹1 or ₹2, and together they make ₹8. How many ₹2 coins do you have?
- 40.You have 13 coins. Each coin is ₹1 or ₹2, and together they make ₹17. How many ₹2 coins do you have?
Answer key
- 12
- 43
- 10
- 34
- 4
- 23
- 20
- 1
- 11
- 12
- 22
- 59
- 7
- 2
- 32
- 13
- 7
- 7
- 31
- 18
- 12
- 21
- 12
- 5
- 23
- 1
- 20
- 6
- 37
- 23
- 25
- 9
- 4
- 10
- 9
- 19
- 22
- 14
- 1
- 4
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