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 12 years old and her brother is 5 years older. How old will her brother be in 9 years?
- 2.A girl is 5 years old and her brother is 6 years older. How old will her brother be in 6 years?
- 3.In 2 years a boy will be 14 years old. How old was he 3 years ago?
- 4.You have 6 coins. Each coin is ₹1 or ₹2, and together they make ₹10. How many ₹2 coins do you have?
- 5.A father is 33 years old and his son is 13. How old was the father when the son was born?
- 6.A piggy bank has 3 coins of ₹5 and 12 coins of ₹2. How many rupees are in it?
- 7.A piggy bank has 10 coins of ₹5 and 14 coins of ₹2. How many rupees are in it?
- 8.You have 13 coins. Each coin is ₹1 or ₹2, and together they make ₹23. How many ₹2 coins do you have?
- 9.The ages of two twins add up to 10. How old is each twin?
- 10.In 3 years a boy will be 14 years old. How old was he 6 years ago?
- 11.The ages of two twins add up to 16. How old is each twin?
- 12.A father is 31 years old and his son is 8. How old was the father when the son was born?
- 13.The ages of two twins add up to 8. How old is each twin?
- 14.A piggy bank has 11 coins of ₹5 and 14 coins of ₹2. How many rupees are in it?
- 15.A girl is 5 years old and her brother is 3 years older. How old will her brother be in 7 years?
- 16.A girl is 9 years old and her brother is 3 years older. How old will her brother be in 2 years?
- 17.The ages of two twins add up to 14. How old is each twin?
- 18.A father is 30 years old and his son is 11. How old was the father when the son was born?
- 19.A father is 37 years old and his son is 4. How old was the father when the son was born?
- 20.A piggy bank has 12 coins of ₹5 and 2 coins of ₹2. How many rupees are in it?
- 21.You have 7 coins. Each coin is ₹1 or ₹2, and together they make ₹9. How many ₹2 coins do you have?
- 22.A father is 40 years old and his son is 14. How old was the father when the son was born?
- 23.A girl is 6 years old and her brother is 3 years older. How old will her brother be in 3 years?
- 24.You have 5 coins. Each coin is ₹1 or ₹2, and together they make ₹8. How many ₹2 coins do you have?
- 25.The ages of two twins add up to 30. How old is each twin?
- 26.In 2 years a boy will be 10 years old. How old was he 2 years ago?
- 27.A father is 30 years old and his son is 7. How old was the father when the son was born?
- 28.A piggy bank has 8 coins of ₹5 and 8 coins of ₹2. How many rupees are in it?
- 29.A father is 42 years old and his son is 5. How old was the father when the son was born?
- 30.A father is 32 years old and his son is 9. How old was the father when the son was born?
- 31.In 5 years a boy will be 19 years old. How old was he 5 years ago?
- 32.In 5 years a boy will be 13 years old. How old was he 3 years ago?
- 33.A girl is 9 years old and her brother is 2 years older. How old will her brother be in 6 years?
- 34.The ages of two twins add up to 24. How old is each twin?
- 35.In 4 years a boy will be 18 years old. How old was he 2 years ago?
- 36.You have 14 coins. Each coin is ₹1 or ₹2, and together they make ₹15. How many ₹2 coins do you have?
- 37.A piggy bank has 7 coins of ₹5 and 9 coins of ₹2. How many rupees are in it?
- 38.A girl is 12 years old and her brother is 4 years older. How old will her brother be in 4 years?
- 39.A girl is 11 years old and her brother is 2 years older. How old will her brother be in 8 years?
- 40.In 4 years a boy will be 18 years old. How old was he 4 years ago?
Answer key
- 26
- 17
- 9
- 4
- 20
- 39
- 78
- 10
- 5
- 5
- 8
- 23
- 4
- 83
- 15
- 14
- 7
- 19
- 33
- 64
- 2
- 26
- 12
- 3
- 15
- 6
- 23
- 56
- 37
- 23
- 9
- 5
- 17
- 12
- 12
- 1
- 53
- 20
- 21
- 10
Free maths tricks lessons, practice and worksheets at talentjr.in/maths-tricks