ReasoningAbility.com

Number Analogy - Intermediate-Advanced Level: number squares INTERMEDIATE-ADVANCED

Intensive strategic solving 🎯 drill: 20 intermediate-advanced-level number analogy questions. Worksheet 20 of 30 hones your number squares abilities. Practice number squares, cubic relations, factor relationships under timed conditions. Best for advanced developing students seeking advanced concepts with increasing complexity.

📝 Worksheet 20 of 30 • 20 questions • ⏱️ Estimated time: 20 minutes • 🎯 Intermediate-advanced level

What you'll learn in this worksheet:
Your progress through Number Analogy
Worksheet 20 of 30 (66% complete)

Question 1

Find the missing number: 89 : 1 :: 42 : ?
The relationship is sum of digits plus 1 (wrapping at 9). For 42: 6 + 1 = 7
digit, sum

Question 2

Find the missing number: 5 : 36 :: 8 : ?
The relationship is the next consecutive square. (8+1)² = 81
square, roots

Question 3

Find the missing number: 27 : 9 :: 30 : ?
The relationship is dividing by 3. So 27 ÷ 3 = 9, and 30 ÷ 3 = 10
division, basic

Question 4

Find the missing number: 4 : 25 :: 4 : ?
The relationship is the next consecutive square. (4+1)² = 25
square, roots

Question 5

Find the missing number: 21 : 3 :: 22 : ?
The relationship is the digital root (repeated sum until single digit). Digital root of 21 = 3, of 22 = 4
digit, sum

Question 6

Find the missing number: 43 : 47 :: 43 : ?
The relationship is the next prime number. Next prime after 43 is 47
prime, advanced

Question 7

Find the missing number: 48 : 12 :: 36 : ?
The relationship is dividing by 4. So 48 ÷ 4 = 12, and 36 ÷ 4 = 9
division, basic

Question 8

Find the missing number: 21 : 7 :: 18 : ?
The relationship is dividing by 3. So 21 ÷ 3 = 7, and 18 ÷ 3 = 6
division, basic

Question 9

Find the missing number: 9 : 81 :: 9 : ?
The relationship is squaring the number. So 9² = 81, and 9² = 81
square, power

Question 10

Find the missing number: 3 : 5 :: 13 : ?
The relationship is the next prime number. Next prime after 13 is 17
prime, advanced

Question 11

Find the missing number: 6 : 720 :: 4 : ?
The relationship is factorial. 6! = 720, 4! = 24
factorial, advanced

Question 12

Find the missing number: 44 : 11 :: 24 : ?
The relationship is dividing by 4. So 44 ÷ 4 = 11, and 24 ÷ 4 = 6
division, basic

Question 13

Find the missing number: 6 : 18 (n=4) :: 8 : ?
The nth term formula: a + (n-1)d. For 8, term 4 = 20
progression, sequence

Question 14

Find the missing number: 7 : 49 :: 9 : ?
The relationship is square root. √9 = 81
square, roots

Question 15

Find the missing number: 13 : 4 :: 19 : ?
The relationship is the gap to the next prime. Gap after 19 is 4
prime, advanced

Question 16

Find the missing number: 24 : 17 :: 31 : ?
The subtractor increases: -7 then -9. So 31 - 9 = 22
subtraction, basic

Question 17

Find the missing number: 3 : 9 :: 5 : ?
The relationship is raising to the power of 2. So 3^2 = 9, and 5^2 = 25
square, power

Question 18

Find the missing number: 36 : 27 :: 26 : ?
The subtractor increases: -9 then -10. So 26 - 10 = 16
subtraction, basic

Question 19

Find the missing number: 10, 16 : 6 :: 3, ? : ?
In AP, common difference = 6. Next term after 3 is 9
progression, sequence

Question 20

Find the missing number: 7 : 51 :: 4 : ?
The relationship is square then add 2. 4² + 2 = 18
square, roots
Previous Worksheet Next Worksheet