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.A father is 32 years old and his son is 4. How old was the father when the son was born?
- 3.In 2 years a boy will be 16 years old. How old was he 7 years ago?
- 4.A girl is 11 years old and her brother is 4 years older. How old will her brother be in 5 years?
- 5.The ages of two twins add up to 24. How old is each twin?
- 6.The ages of two twins add up to 10. How old is each twin?
- 7.You have 15 coins. Each coin is ₹1 or ₹2, and together they make ₹16. How many ₹2 coins do you have?
- 8.A piggy bank has 6 coins of ₹5 and 8 coins of ₹2. How many rupees are in it?
- 9.A girl is 9 years old and her brother is 3 years older. How old will her brother be in 5 years?
- 10.A piggy bank has 2 coins of ₹5 and 3 coins of ₹2. How many rupees are in it?
- 11.In 5 years a boy will be 13 years old. How old was he 2 years ago?
- 12.A girl is 9 years old and her brother is 5 years older. How old will her brother be in 7 years?
- 13.A father is 32 years old and his son is 7. How old was the father when the son was born?
- 14.A girl is 8 years old and her brother is 4 years older. How old will her brother be in 2 years?
- 15.The ages of two twins add up to 30. How old is each twin?
- 16.You have 7 coins. Each coin is ₹1 or ₹2, and together they make ₹10. How many ₹2 coins do you have?
- 17.A father is 37 years old and his son is 10. How old was the father when the son was born?
- 18.You have 5 coins. Each coin is ₹1 or ₹2, and together they make ₹7. How many ₹2 coins do you have?
- 19.A girl is 5 years old and her brother is 4 years older. How old will her brother be in 7 years?
- 20.In 3 years a boy will be 11 years old. How old was he 5 years ago?
- 21.A piggy bank has 10 coins of ₹5 and 14 coins of ₹2. How many rupees are in it?
- 22.A father is 32 years old and his son is 8. How old was the father when the son was born?
- 23.A father is 42 years old and his son is 6. How old was the father when the son was born?
- 24.A girl is 11 years old and her brother is 5 years older. How old will her brother be in 7 years?
- 25.You have 14 coins. Each coin is ₹1 or ₹2, and together they make ₹24. How many ₹2 coins do you have?
- 26.A girl is 5 years old and her brother is 3 years older. How old will her brother be in 9 years?
- 27.A father is 45 years old and his son is 7. How old was the father when the son was born?
- 28.The ages of two twins add up to 16. How old is each twin?
- 29.In 3 years a boy will be 14 years old. How old was he 6 years ago?
- 30.A piggy bank has 3 coins of ₹5 and 2 coins of ₹2. How many rupees are in it?
- 31.A father is 34 years old and his son is 7. How old was the father when the son was born?
- 32.In 4 years a boy will be 13 years old. How old was he 2 years ago?
- 33.A father is 39 years old and his son is 9. How old was the father when the son was born?
- 34.A father is 39 years old and his son is 12. How old was the father when the son was born?
- 35.In 3 years a boy will be 13 years old. How old was he 6 years ago?
- 36.A girl is 9 years old and her brother is 6 years older. How old will her brother be in 8 years?
- 37.In 5 years a boy will be 18 years old. How old was he 5 years ago?
- 38.A piggy bank has 10 coins of ₹5 and 3 coins of ₹2. How many rupees are in it?
- 39.A father is 30 years old and his son is 8. How old was the father when the son was born?
- 40.A girl is 7 years old and her brother is 5 years older. How old will her brother be in 9 years?
Answer key
- 4
- 28
- 7
- 20
- 12
- 5
- 1
- 46
- 17
- 16
- 6
- 21
- 25
- 14
- 15
- 3
- 27
- 2
- 16
- 3
- 78
- 24
- 36
- 23
- 10
- 17
- 38
- 8
- 5
- 19
- 27
- 7
- 30
- 27
- 4
- 23
- 8
- 56
- 22
- 21
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