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 20. How old is each twin?
- 2.The ages of two twins add up to 14. How old is each twin?
- 3.In 4 years a boy will be 13 years old. How old was he 5 years ago?
- 4.In 2 years a boy will be 16 years old. How old was he 3 years ago?
- 5.A piggy bank has 4 coins of ₹5 and 7 coins of ₹2. How many rupees are in it?
- 6.You have 6 coins. Each coin is ₹1 or ₹2, and together they make ₹7. How many ₹2 coins do you have?
- 7.The ages of two twins add up to 26. How old is each twin?
- 8.A girl is 12 years old and her brother is 5 years older. How old will her brother be in 3 years?
- 9.In 5 years a boy will be 15 years old. How old was he 4 years ago?
- 10.A father is 34 years old and his son is 11. How old was the father when the son was born?
- 11.A father is 44 years old and his son is 13. How old was the father when the son was born?
- 12.The ages of two twins add up to 12. How old is each twin?
- 13.A girl is 10 years old and her brother is 4 years older. How old will her brother be in 4 years?
- 14.The ages of two twins add up to 28. How old is each twin?
- 15.You have 5 coins. Each coin is ₹1 or ₹2, and together they make ₹9. How many ₹2 coins do you have?
- 16.A father is 33 years old and his son is 6. How old was the father when the son was born?
- 17.A piggy bank has 11 coins of ₹5 and 4 coins of ₹2. How many rupees are in it?
- 18.A girl is 9 years old and her brother is 4 years older. How old will her brother be in 5 years?
- 19.A father is 33 years old and his son is 4. How old was the father when the son was born?
- 20.You have 10 coins. Each coin is ₹1 or ₹2, and together they make ₹12. How many ₹2 coins do you have?
- 21.In 2 years a boy will be 10 years old. How old was he 5 years ago?
- 22.You have 15 coins. Each coin is ₹1 or ₹2, and together they make ₹25. How many ₹2 coins do you have?
- 23.You have 7 coins. Each coin is ₹1 or ₹2, and together they make ₹12. How many ₹2 coins do you have?
- 24.A girl is 12 years old and her brother is 6 years older. How old will her brother be in 3 years?
- 25.A piggy bank has 11 coins of ₹5 and 7 coins of ₹2. How many rupees are in it?
- 26.A father is 38 years old and his son is 9. How old was the father when the son was born?
- 27.The ages of two twins add up to 8. How old is each twin?
- 28.In 4 years a boy will be 14 years old. How old was he 2 years ago?
- 29.A piggy bank has 3 coins of ₹5 and 12 coins of ₹2. How many rupees are in it?
- 30.The ages of two twins add up to 10. How old is each twin?
- 31.You have 5 coins. Each coin is ₹1 or ₹2, and together they make ₹8. How many ₹2 coins do you have?
- 32.In 3 years a boy will be 11 years old. How old was he 5 years ago?
- 33.A father is 35 years old and his son is 12. How old was the father when the son was born?
- 34.A father is 40 years old and his son is 10. How old was the father when the son was born?
- 35.The ages of two twins add up to 18. How old is each twin?
- 36.A girl is 5 years old and her brother is 5 years older. How old will her brother be in 2 years?
- 37.A piggy bank has 7 coins of ₹5 and 2 coins of ₹2. How many rupees are in it?
- 38.You have 10 coins. Each coin is ₹1 or ₹2, and together they make ₹17. How many ₹2 coins do you have?
- 39.A girl is 11 years old and her brother is 5 years older. How old will her brother be in 3 years?
- 40.You have 11 coins. Each coin is ₹1 or ₹2, and together they make ₹14. How many ₹2 coins do you have?
Answer key
- 10
- 7
- 4
- 11
- 34
- 1
- 13
- 20
- 6
- 23
- 31
- 6
- 18
- 14
- 4
- 27
- 63
- 18
- 29
- 2
- 3
- 10
- 5
- 21
- 69
- 29
- 4
- 8
- 39
- 5
- 3
- 3
- 23
- 30
- 9
- 12
- 39
- 7
- 19
- 3
Free maths tricks lessons, practice and worksheets at talentjr.in/maths-tricks