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.A girl is 9 years old and her brother is 4 years older. How old will her brother be in 6 years?
- 2.In 5 years a boy will be 19 years old. How old was he 5 years ago?
- 3.You have 14 coins. Each coin is ₹1 or ₹2, and together they make ₹18. How many ₹2 coins do you have?
- 4.A girl is 11 years old and her brother is 3 years older. How old will her brother be in 4 years?
- 5.The ages of two twins add up to 28. How old is each twin?
- 6.A girl is 10 years old and her brother is 4 years older. How old will her brother be in 9 years?
- 7.You have 13 coins. Each coin is ₹1 or ₹2, and together they make ₹15. How many ₹2 coins do you have?
- 8.The ages of two twins add up to 26. How old is each twin?
- 9.You have 7 coins. Each coin is ₹1 or ₹2, and together they make ₹9. How many ₹2 coins do you have?
- 10.A father is 38 years old and his son is 4. How old was the father when the son was born?
- 11.You have 9 coins. Each coin is ₹1 or ₹2, and together they make ₹13. How many ₹2 coins do you have?
- 12.A piggy bank has 7 coins of ₹5 and 9 coins of ₹2. How many rupees are in it?
- 13.You have 14 coins. Each coin is ₹1 or ₹2, and together they make ₹21. How many ₹2 coins do you have?
- 14.The ages of two twins add up to 8. How old is each twin?
- 15.A piggy bank has 4 coins of ₹5 and 3 coins of ₹2. How many rupees are in it?
- 16.In 4 years a boy will be 15 years old. How old was he 2 years ago?
- 17.In 2 years a boy will be 12 years old. How old was he 6 years ago?
- 18.A father is 30 years old and his son is 9. How old was the father when the son was born?
- 19.You have 12 coins. Each coin is ₹1 or ₹2, and together they make ₹20. How many ₹2 coins do you have?
- 20.A piggy bank has 7 coins of ₹5 and 7 coins of ₹2. How many rupees are in it?
- 21.The ages of two twins add up to 24. How old is each twin?
- 22.A father is 34 years old and his son is 4. How old was the father when the son was born?
- 23.A father is 44 years old and his son is 11. How old was the father when the son was born?
- 24.A father is 44 years old and his son is 8. How old was the father when the son was born?
- 25.A girl is 9 years old and her brother is 5 years older. How old will her brother be in 3 years?
- 26.A father is 32 years old and his son is 7. How old was the father when the son was born?
- 27.A father is 43 years old and his son is 13. How old was the father when the son was born?
- 28.The ages of two twins add up to 22. How old is each twin?
- 29.In 5 years a boy will be 15 years old. How old was he 7 years ago?
- 30.A piggy bank has 3 coins of ₹5 and 10 coins of ₹2. How many rupees are in it?
- 31.You have 7 coins. Each coin is ₹1 or ₹2, and together they make ₹10. How many ₹2 coins do you have?
- 32.A piggy bank has 2 coins of ₹5 and 11 coins of ₹2. How many rupees are in it?
- 33.The ages of two twins add up to 14. How old is each twin?
- 34.A piggy bank has 6 coins of ₹5 and 3 coins of ₹2. How many rupees are in it?
- 35.A girl is 8 years old and her brother is 3 years older. How old will her brother be in 6 years?
- 36.A piggy bank has 12 coins of ₹5 and 3 coins of ₹2. How many rupees are in it?
- 37.A father is 30 years old and his son is 5. How old was the father when the son was born?
- 38.In 3 years a boy will be 12 years old. How old was he 5 years ago?
- 39.You have 6 coins. Each coin is ₹1 or ₹2, and together they make ₹7. How many ₹2 coins do you have?
- 40.A piggy bank has 9 coins of ₹5 and 5 coins of ₹2. How many rupees are in it?
Answer key
- 19
- 9
- 4
- 18
- 14
- 23
- 2
- 13
- 2
- 34
- 4
- 53
- 7
- 4
- 26
- 9
- 4
- 21
- 8
- 49
- 12
- 30
- 33
- 36
- 17
- 25
- 30
- 11
- 3
- 35
- 3
- 32
- 7
- 36
- 17
- 66
- 25
- 4
- 1
- 55
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