Online Test — Introduction to Algebraic Thinking
10 Questions • 15 min • Chapter MCQ
15:00
Question 1 of 10
easy
___ + 5 = 12. What is missing?
5
6
7
8
Explanation: 7+5=12
Question 2 of 10
easy
15 - ___ = 8. What is missing?
5
6
7
8
Explanation: 15-7=8
Question 3 of 10
easy
Rule for: 2,4,6,8,___?
Add 1
Add 2
Add 3
Multiply by 2
Explanation: Add 2 each time
Question 4 of 10
easy
Next in: 5,10,15,20,___?
22
24
25
30
Explanation: Add 5: 25
Question 5 of 10
medium
Triangle=3 Square=4. Triangle+Square=?
5
6
7
8
Explanation: 3+4=7
Question 6 of 10
easy
Box + 6 = 10. What is Box?
2
3
4
6
Explanation: Box = 10-6 = 4
Question 7 of 10
medium
Pattern: 1,3,5,7,___?
8
9
10
11
Explanation: Odd numbers: 7+2=9
Question 8 of 10
medium
A number plus 8 equals 20 -- which equation?
n-8=20
n+8=20
8+20=n
nx8=20
Explanation: n+8=20
Question 9 of 10
medium
3 x ___ = 18?
4
5
6
7
Explanation: 3x6=18
Question 10 of 10
medium
100,90,80,70,___ ?
50
60
65
75
Explanation: Subtract 10: 70-10=60