Online Test — Number Patterns
10 Questions • 10 min • Chapter MCQ
10:00
Question 1 of 10
easy
What is the next term in the pattern: 5, 10, 15, 20, ___?
22
23
25
30
Explanation: The rule is +5 each time. 20 + 5 = 25.
Question 2 of 10
easy
What is the missing term? 4, 8, ___, 32, 64
12
16
24
20
Explanation: The rule is x2 each time. 8 x 2 = 16. Check: 16 x 2 = 32.
Question 3 of 10
easy
What is the rule for the pattern 100, 90, 80, 70?
-5 each time
-10 each time
-8 each time
-15 each time
Explanation: 100-90=10, 90-80=10, 80-70=10. The rule is subtract 10 each time.
Question 4 of 10
medium
Find the next term: 2, 6, 18, 54, ___
108
162
72
216
Explanation: The rule is x3 each time. 54 x 3 = 162.
Question 5 of 10
medium
Input 5 gives output 15; input 8 gives output 24. What is the rule?
+10
x3
+7
x2+5
Explanation: 5x3=15, 8x3=24. The rule is multiply by 3.
Question 6 of 10
medium
What is the next term in: 1, 4, 9, 16, ___?
20
25
18
36
Explanation: These are perfect squares: 1x1, 2x2, 3x3, 4x4. The next is 5x5 = 25.
Question 7 of 10
medium
What is the next term in: 81, 27, 9, 3, ___?
1
0
2
6
Explanation: The rule is divide by 3. 3 ÷ 3 = 1.
Question 8 of 10
hard
Input 2 gives 5, input 3 gives 7, input 4 gives 9. What is the rule?
+3
x2+1
x3-1
+4
Explanation: 2x2+1=5, 3x2+1=7, 4x2+1=9. The rule is x2+1.
Question 9 of 10
easy
A pattern of shapes goes: triangle, square, circle, triangle, square, circle, ___. What shape comes next?
square
circle
triangle
star
Explanation: The pattern repeats in groups of 3: triangle, square, circle. After circle comes triangle again.
Question 10 of 10
hard
What is the next term in: 55, 50, 44, 37, 29, ___?
24
20
22
18
Explanation: Differences: -5, -6, -7, -8, -9. Next difference is -9. 29 - 9 = 20.