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 father is 30 years old and his son is 10. How old was the father when the son was born?
- 2.A father is 34 years old and his son is 13. How old was the father when the son was born?
- 3.A piggy bank has 12 coins of ₹5 and 14 coins of ₹2. How many rupees are in it?
- 4.A father is 45 years old and his son is 9. How old was the father when the son was born?
- 5.In 6 years a boy will be 18 years old. How old was he 2 years ago?
- 6.You have 15 coins. Each coin is ₹1 or ₹2, and together they make ₹23. How many ₹2 coins do you have?
- 7.In 2 years a boy will be 10 years old. How old was he 2 years ago?
- 8.A piggy bank has 11 coins of ₹5 and 14 coins of ₹2. How many rupees are in it?
- 9.A girl is 6 years old and her brother is 6 years older. How old will her brother be in 9 years?
- 10.The ages of two twins add up to 10. How old is each twin?
- 11.In 3 years a boy will be 16 years old. How old was he 2 years ago?
- 12.A piggy bank has 8 coins of ₹5 and 6 coins of ₹2. How many rupees are in it?
- 13.A girl is 9 years old and her brother is 5 years older. How old will her brother be in 7 years?
- 14.A father is 32 years old and his son is 9. How old was the father when the son was born?
- 15.A father is 38 years old and his son is 5. How old was the father when the son was born?
- 16.You have 7 coins. Each coin is ₹1 or ₹2, and together they make ₹9. How many ₹2 coins do you have?
- 17.You have 12 coins. Each coin is ₹1 or ₹2, and together they make ₹15. How many ₹2 coins do you have?
- 18.A father is 34 years old and his son is 5. How old was the father when the son was born?
- 19.A piggy bank has 6 coins of ₹5 and 3 coins of ₹2. How many rupees are in it?
- 20.A girl is 11 years old and her brother is 6 years older. How old will her brother be in 2 years?
- 21.A piggy bank has 3 coins of ₹5 and 6 coins of ₹2. How many rupees are in it?
- 22.A father is 38 years old and his son is 9. How old was the father when the son was born?
- 23.The ages of two twins add up to 20. How old is each twin?
- 24.A girl is 10 years old and her brother is 4 years older. How old will her brother be in 7 years?
- 25.A father is 39 years old and his son is 7. How old was the father when the son was born?
- 26.A father is 33 years old and his son is 7. How old was the father when the son was born?
- 27.A girl is 8 years old and her brother is 5 years older. How old will her brother be in 2 years?
- 28.You have 15 coins. Each coin is ₹1 or ₹2, and together they make ₹27. How many ₹2 coins do you have?
- 29.The ages of two twins add up to 12. How old is each twin?
- 30.A girl is 7 years old and her brother is 3 years older. How old will her brother be in 3 years?
- 31.In 3 years a boy will be 11 years old. How old was he 7 years ago?
- 32.A piggy bank has 9 coins of ₹5 and 3 coins of ₹2. How many rupees are in it?
- 33.A father is 41 years old and his son is 11. How old was the father when the son was born?
- 34.A father is 30 years old and his son is 5. How old was the father when the son was born?
- 35.You have 8 coins. Each coin is ₹1 or ₹2, and together they make ₹9. How many ₹2 coins do you have?
- 36.The ages of two twins add up to 14. How old is each twin?
- 37.The ages of two twins add up to 24. How old is each twin?
- 38.The ages of two twins add up to 22. How old is each twin?
- 39.A father is 31 years old and his son is 5. How old was the father when the son was born?
- 40.A piggy bank has 10 coins of ₹5 and 14 coins of ₹2. How many rupees are in it?
Answer key
- 20
- 21
- 88
- 36
- 10
- 8
- 6
- 83
- 21
- 5
- 11
- 52
- 21
- 23
- 33
- 2
- 3
- 29
- 36
- 19
- 27
- 29
- 10
- 21
- 32
- 26
- 15
- 12
- 6
- 13
- 1
- 51
- 30
- 25
- 1
- 7
- 12
- 11
- 26
- 78
Free maths tricks lessons, practice and worksheets at talentjr.in/maths-tricks