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 43 years old and his son is 11. How old was the father when the son was born?
- 2.The ages of two twins add up to 18. How old is each twin?
- 3.The ages of two twins add up to 8. How old is each twin?
- 4.A piggy bank has 6 coins of ₹5 and 13 coins of ₹2. How many rupees are in it?
- 5.A piggy bank has 2 coins of ₹5 and 4 coins of ₹2. How many rupees are in it?
- 6.The ages of two twins add up to 22. How old is each twin?
- 7.A girl is 7 years old and her brother is 3 years older. How old will her brother be in 7 years?
- 8.You have 13 coins. Each coin is ₹1 or ₹2, and together they make ₹19. How many ₹2 coins do you have?
- 9.A girl is 12 years old and her brother is 3 years older. How old will her brother be in 9 years?
- 10.A father is 41 years old and his son is 6. How old was the father when the son was born?
- 11.A piggy bank has 8 coins of ₹5 and 15 coins of ₹2. How many rupees are in it?
- 12.A girl is 9 years old and her brother is 3 years older. How old will her brother be in 4 years?
- 13.In 4 years a boy will be 14 years old. How old was he 7 years ago?
- 14.A father is 40 years old and his son is 14. How old was the father when the son was born?
- 15.A piggy bank has 12 coins of ₹5 and 4 coins of ₹2. How many rupees are in it?
- 16.A girl is 7 years old and her brother is 2 years older. How old will her brother be in 8 years?
- 17.A girl is 11 years old and her brother is 5 years older. How old will her brother be in 3 years?
- 18.A father is 39 years old and his son is 10. How old was the father when the son was born?
- 19.A girl is 12 years old and her brother is 4 years older. How old will her brother be in 5 years?
- 20.The ages of two twins add up to 12. How old is each twin?
- 21.A girl is 7 years old and her brother is 4 years older. How old will her brother be in 7 years?
- 22.The ages of two twins add up to 20. How old is each twin?
- 23.A father is 44 years old and his son is 14. How old was the father when the son was born?
- 24.You have 15 coins. Each coin is ₹1 or ₹2, and together they make ₹29. How many ₹2 coins do you have?
- 25.In 3 years a boy will be 15 years old. How old was he 7 years ago?
- 26.A father is 31 years old and his son is 12. How old was the father when the son was born?
- 27.The ages of two twins add up to 28. How old is each twin?
- 28.You have 5 coins. Each coin is ₹1 or ₹2, and together they make ₹8. How many ₹2 coins do you have?
- 29.You have 10 coins. Each coin is ₹1 or ₹2, and together they make ₹13. How many ₹2 coins do you have?
- 30.The ages of two twins add up to 24. How old is each twin?
- 31.The ages of two twins add up to 10. How old is each twin?
- 32.A father is 45 years old and his son is 10. How old was the father when the son was born?
- 33.A piggy bank has 9 coins of ₹5 and 6 coins of ₹2. How many rupees are in it?
- 34.A girl is 9 years old and her brother is 2 years older. How old will her brother be in 7 years?
- 35.In 3 years a boy will be 16 years old. How old was he 6 years ago?
- 36.You have 12 coins. Each coin is ₹1 or ₹2, and together they make ₹14. How many ₹2 coins do you have?
- 37.The ages of two twins add up to 16. How old is each twin?
- 38.In 3 years a boy will be 16 years old. How old was he 2 years ago?
- 39.You have 14 coins. Each coin is ₹1 or ₹2, and together they make ₹26. How many ₹2 coins do you have?
- 40.In 2 years a boy will be 10 years old. How old was he 6 years ago?
Answer key
- 32
- 9
- 4
- 56
- 18
- 11
- 17
- 6
- 24
- 35
- 70
- 16
- 3
- 26
- 68
- 17
- 19
- 29
- 21
- 6
- 18
- 10
- 30
- 14
- 5
- 19
- 14
- 3
- 3
- 12
- 5
- 35
- 57
- 18
- 7
- 2
- 8
- 11
- 12
- 2
Free maths tricks lessons, practice and worksheets at talentjr.in/maths-tricks