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Ratio Chain - Absolute-Beginner Level: core concept mastery Ratio Chain ABSOLUTE BEGINNER

This skill primer 🌟 worksheet focuses on Ratio Chain - a key topic in Age Based Puzzles. You'll solve 20 absolute-beginner-level problems (Worksheet 1 of 10). The primary focus is on core concept mastery. Master ratio chain problems, ratio chain reasoning questions, and ratio chain practice through systematic practice.

📝 Worksheet 1 of 10 • 20 questions • ⏱️ Estimated time: 20 minutes • 🎯 Absolute Beginner level

What you'll learn in this worksheet:
Your progress through Ratio Chain
Worksheet 1 of 10 (0% complete)

Question 1

Wyatt is 2 times as old as Jagdish. 7 years ago, the sum of their ages was 43. How old is Jagdish now?
Let Jagdish = x, then Wyatt = 2x
7 years ago: (2x - 7) + (x - 7) = 43
(2+1)x - 14 = 43
(3)x = 57
x = 19

Question 2

Dinesh is 2 times as old as Kritika. 5 years ago, the sum of their ages was 50. How old is Kritika now?
Let Kritika = x, then Dinesh = 2x
5 years ago: (2x - 5) + (x - 5) = 50
(2+1)x - 10 = 50
(3)x = 60
x = 20

Question 3

Caleb is 4 times as old as Enzo. 4 years ago, the sum of their ages was 57. How old is Enzo now?
Let Enzo = x, then Caleb = 4x
4 years ago: (4x - 4) + (x - 4) = 57
(4+1)x - 8 = 57
(5)x = 65
x = 13

Question 4

Esha is 2 times as old as Sunita. 3 years ago, the sum of their ages was 66. How old is Sunita now?
Let Sunita = x, then Esha = 2x
3 years ago: (2x - 3) + (x - 3) = 66
(2+1)x - 6 = 66
(3)x = 72
x = 24

Question 5

Giselle is 4 times as old as Andrew. 5 years ago, the sum of their ages was 105. How old is Andrew now?
Let Andrew = x, then Giselle = 4x
5 years ago: (4x - 5) + (x - 5) = 105
(4+1)x - 10 = 105
(5)x = 115
x = 23

Question 6

Mansi is 2 times as old as Cooper. 6 years ago, the sum of their ages was 27. How old is Cooper now?
Let Cooper = x, then Mansi = 2x
6 years ago: (2x - 6) + (x - 6) = 27
(2+1)x - 12 = 27
(3)x = 39
x = 13

Question 7

Swati is 4 times as old as Sneh. 3 years ago, the sum of their ages was 114. How old is Sneh now?
Let Sneh = x, then Swati = 4x
3 years ago: (4x - 3) + (x - 3) = 114
(4+1)x - 6 = 114
(5)x = 120
x = 24

Question 8

Robert is 2 times as old as Silas. 6 years ago, the sum of their ages was 57. How old is Silas now?
Let Silas = x, then Robert = 2x
6 years ago: (2x - 6) + (x - 6) = 57
(2+1)x - 12 = 57
(3)x = 69
x = 23

Question 9

Upasana is 3 times as old as Muskan. 3 years ago, the sum of their ages was 42. How old is Muskan now?
Let Muskan = x, then Upasana = 3x
3 years ago: (3x - 3) + (x - 3) = 42
(3+1)x - 6 = 42
(4)x = 48
x = 12

Question 10

Naresh is 3 times as old as Soren. 5 years ago, the sum of their ages was 70. How old is Soren now?
Let Soren = x, then Naresh = 3x
5 years ago: (3x - 5) + (x - 5) = 70
(3+1)x - 10 = 70
(4)x = 80
x = 20

Question 11

Heidi is 2 times as old as Deepak. 4 years ago, the sum of their ages was 31. How old is Deepak now?
Let Deepak = x, then Heidi = 2x
4 years ago: (2x - 4) + (x - 4) = 31
(2+1)x - 8 = 31
(3)x = 39
x = 13

Question 12

Madhu is 4 times as old as Prashant. 3 years ago, the sum of their ages was 64. How old is Prashant now?
Let Prashant = x, then Madhu = 4x
3 years ago: (4x - 3) + (x - 3) = 64
(4+1)x - 6 = 64
(5)x = 70
x = 14

Question 13

Dharmesh is 3 times as old as Matteo. 7 years ago, the sum of their ages was 58. How old is Matteo now?
Let Matteo = x, then Dharmesh = 3x
7 years ago: (3x - 7) + (x - 7) = 58
(3+1)x - 14 = 58
(4)x = 72
x = 18

Question 14

Manoj is 4 times as old as Girish. 3 years ago, the sum of their ages was 54. How old is Girish now?
Let Girish = x, then Manoj = 4x
3 years ago: (4x - 3) + (x - 3) = 54
(4+1)x - 6 = 54
(5)x = 60
x = 12

Question 15

Ivy is 2 times as old as Ruby. 3 years ago, the sum of their ages was 45. How old is Ruby now?
Let Ruby = x, then Ivy = 2x
3 years ago: (2x - 3) + (x - 3) = 45
(2+1)x - 6 = 45
(3)x = 51
x = 17

Question 16

Vasudha is 3 times as old as Vaibhav. 7 years ago, the sum of their ages was 42. How old is Vaibhav now?
Let Vaibhav = x, then Vasudha = 3x
7 years ago: (3x - 7) + (x - 7) = 42
(3+1)x - 14 = 42
(4)x = 56
x = 14

Question 17

Om is 4 times as old as Mridul. 5 years ago, the sum of their ages was 100. How old is Mridul now?
Let Mridul = x, then Om = 4x
5 years ago: (4x - 5) + (x - 5) = 100
(4+1)x - 10 = 100
(5)x = 110
x = 22

Question 18

Renu is 3 times as old as Sudhir. 5 years ago, the sum of their ages was 78. How old is Sudhir now?
Let Sudhir = x, then Renu = 3x
5 years ago: (3x - 5) + (x - 5) = 78
(3+1)x - 10 = 78
(4)x = 88
x = 22

Question 19

Pallavi is 3 times as old as Skylar. 7 years ago, the sum of their ages was 38. How old is Skylar now?
Let Skylar = x, then Pallavi = 3x
7 years ago: (3x - 7) + (x - 7) = 38
(3+1)x - 14 = 38
(4)x = 52
x = 13

Question 20

Neelam is 4 times as old as Gaurav. 7 years ago, the sum of their ages was 46. How old is Gaurav now?
Let Gaurav = x, then Neelam = 4x
7 years ago: (4x - 7) + (x - 7) = 46
(4+1)x - 14 = 46
(5)x = 60
x = 12
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