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 8. How old is each twin?
- 2.The ages of two twins add up to 24. How old is each twin?
- 3.In 4 years a boy will be 18 years old. How old was he 5 years ago?
- 4.A girl is 6 years old and her brother is 5 years older. How old will her brother be in 6 years?
- 5.A father is 33 years old and his son is 14. How old was the father when the son was born?
- 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 2 years older. How old will her brother be in 3 years?
- 8.You have 15 coins. Each coin is ₹1 or ₹2, and together they make ₹26. How many ₹2 coins do you have?
- 9.In 6 years a boy will be 17 years old. How old was he 6 years ago?
- 10.A piggy bank has 7 coins of ₹5 and 10 coins of ₹2. How many rupees are in it?
- 11.The ages of two twins add up to 20. How old is each twin?
- 12.A piggy bank has 2 coins of ₹5 and 2 coins of ₹2. How many rupees are in it?
- 13.You have 15 coins. Each coin is ₹1 or ₹2, and together they make ₹17. How many ₹2 coins do you have?
- 14.In 5 years a boy will be 13 years old. How old was he 6 years ago?
- 15.A piggy bank has 6 coins of ₹5 and 3 coins of ₹2. How many rupees are in it?
- 16.A girl is 7 years old and her brother is 4 years older. How old will her brother be in 9 years?
- 17.A piggy bank has 3 coins of ₹5 and 2 coins of ₹2. How many rupees are in it?
- 18.You have 10 coins. Each coin is ₹1 or ₹2, and together they make ₹14. How many ₹2 coins do you have?
- 19.The ages of two twins add up to 16. How old is each twin?
- 20.A father is 38 years old and his son is 9. How old was the father when the son was born?
- 21.In 6 years a boy will be 16 years old. How old was he 3 years ago?
- 22.A father is 45 years old and his son is 4. How old was the father when the son was born?
- 23.A girl is 5 years old and her brother is 2 years older. How old will her brother be in 8 years?
- 24.A piggy bank has 12 coins of ₹5 and 8 coins of ₹2. How many rupees are in it?
- 25.A piggy bank has 7 coins of ₹5 and 14 coins of ₹2. How many rupees are in it?
- 26.You have 10 coins. Each coin is ₹1 or ₹2, and together they make ₹12. How many ₹2 coins do you have?
- 27.You have 15 coins. Each coin is ₹1 or ₹2, and together they make ₹19. How many ₹2 coins do you have?
- 28.A girl is 9 years old and her brother is 4 years older. How old will her brother be in 8 years?
- 29.A girl is 7 years old and her brother is 5 years older. How old will her brother be in 8 years?
- 30.A girl is 7 years old and her brother is 5 years older. How old will her brother be in 6 years?
- 31.In 6 years a boy will be 14 years old. How old was he 3 years ago?
- 32.The ages of two twins add up to 28. How old is each twin?
- 33.The ages of two twins add up to 26. How old is each twin?
- 34.A piggy bank has 12 coins of ₹5 and 5 coins of ₹2. How many rupees are in it?
- 35.A girl is 12 years old and her brother is 5 years older. How old will her brother be in 4 years?
- 36.The ages of two twins add up to 30. How old is each twin?
- 37.In 4 years a boy will be 13 years old. How old was he 3 years ago?
- 38.A girl is 7 years old and her brother is 2 years older. How old will her brother be in 6 years?
- 39.A father is 42 years old and his son is 10. How old was the father when the son was born?
- 40.A father is 37 years old and his son is 12. How old was the father when the son was born?
Answer key
- 4
- 12
- 9
- 17
- 19
- 11
- 12
- 11
- 5
- 55
- 10
- 14
- 2
- 2
- 36
- 20
- 19
- 4
- 8
- 29
- 7
- 41
- 15
- 76
- 63
- 2
- 4
- 21
- 20
- 18
- 5
- 14
- 13
- 70
- 21
- 15
- 6
- 15
- 32
- 25
Free maths tricks lessons, practice and worksheets at talentjr.in/maths-tricks