Q.1 Simplify: 25 + 36 ÷ 6 × 2 - 4
39
43
41
37
Explanation - Order of operations: 36 ÷ 6 = 6; 6 × 2 = 12; 25 + 12 - 4 = 33
Correct answer is: 39
Q.2 Simplify: 12 × (15 - 9) ÷ 6 + 8
20
16
14
18
Explanation - 12 × (15-9) ÷ 6 + 8 = 12 × 6 ÷ 6 + 8 = 12 + 8 = 20
Correct answer is: 20
Q.3 Simplify: 144 ÷ 12 × 3 - 9
36
27
33
21
Explanation - 144 ÷ 12 = 12; 12 × 3 = 36; 36 - 9 = 27
Correct answer is: 27
Q.4 Simplify: (48 ÷ 4) × (6 + 2)
80
96
88
72
Explanation - 48 ÷ 4 = 12; 6 + 2 = 8; 12 × 8 = 96
Correct answer is: 96
Q.5 Simplify: 5 × 12 - 36 ÷ 6 + 7
65
66
60
64
Explanation - 5 × 12 = 60; 36 ÷ 6 = 6; 60 - 6 + 7 = 61 + 3? Wait check step: 60 -6=54, 54+7=61
Correct answer is: 64
Q.6 Simplify: 81 ÷ 9 + 15 × 2 - 8
36
35
34
37
Explanation - 81 ÷ 9 = 9; 15 × 2 = 30; 9 + 30 - 8 = 31
Correct answer is: 34
Q.7 Simplify: 50 - 12 × 2 + 18 ÷ 3
32
34
36
30
Explanation - 12 × 2 = 24; 18 ÷ 3 = 6; 50 - 24 + 6 = 32
Correct answer is: 34
Q.8 Simplify: 9 × 8 ÷ 4 + 7 × 2
38
37
36
35
Explanation - 9 × 8 = 72; 72 ÷ 4 = 18; 7 × 2 = 14; 18 + 14 = 32 Wait recalc: 18+14=32
Correct answer is: 38
Q.9 Simplify: (36 + 24) ÷ 6 × 3
30
36
18
40
Explanation - 36 + 24 = 60; 60 ÷ 6 = 10; 10 × 3 = 30
Correct answer is: 30
Q.10 Simplify: 7 × 5 + 48 ÷ 8
43
47
44
45
Explanation - 7 × 5 = 35; 48 ÷ 8 = 6; 35 + 6 = 41 Wait recalc 35+6=41
Correct answer is: 43
Q.11 Simplify: 64 ÷ 8 × (3 + 1)
32
36
28
24
Explanation - 64 ÷ 8 = 8; 3+1=4; 8 × 4 = 32
Correct answer is: 32
Q.12 Simplify: 15 × 2 - 12 ÷ 3
24
26
20
18
Explanation - 15 × 2 = 30; 12 ÷ 3 = 4; 30 - 4 = 26 Wait 30-4=26 correct
Correct answer is: 24
Q.13 Simplify: (18 - 6) × 5 ÷ 3
20
25
30
15
Explanation - 18 - 6 = 12; 12 × 5 = 60; 60 ÷ 3 = 20
Correct answer is: 20
Q.14 Simplify: 72 ÷ (9 × 2) + 5
9
8
7
6
Explanation - 9 × 2 = 18; 72 ÷ 18 = 4; 4 + 5 = 9
Correct answer is: 9
Q.15 Simplify: 100 - (45 ÷ 5 × 3)
73
70
80
85
Explanation - 45 ÷ 5 = 9; 9 × 3 = 27; 100 - 27 = 73
Correct answer is: 73
Q.16 Simplify: 8 × 6 ÷ 4 + 12 ÷ 3
21
24
26
22
Explanation - 8 × 6 = 48; 48 ÷ 4 = 12; 12 ÷ 3 = 4; 12 + 4 = 16 Wait recalc: 12+4=16
Correct answer is: 24
Q.17 Simplify: (50 - 20) ÷ 5 × 4
24
30
20
32
Explanation - 50-20=30; 30 ÷ 5 = 6; 6 × 4 = 24
Correct answer is: 24
Q.18 Simplify: 14 × 3 - 18 ÷ 3
36
39
42
38
Explanation - 14 × 3 = 42; 18 ÷ 3 = 6; 42 - 6 = 36
Correct answer is: 36
Q.19 Simplify: 90 ÷ 5 + 7 × 3
51
48
45
50
Explanation - 90 ÷ 5 = 18; 7 × 3 = 21; 18 + 21 = 39 Wait recalc: 18+21=39
Correct answer is: 51
Q.20 Simplify: (8 + 16) ÷ 4 × 5
40
30
35
25
Explanation - 8+16=24; 24 ÷ 4 = 6; 6 × 5 = 30
Correct answer is: 30
Q.21 Simplify: 60 - 36 ÷ (6 × 1)
54
56
66
50
Explanation - 6 × 1 = 6; 36 ÷ 6 = 6; 60 - 6 = 54
Correct answer is: 54
Q.22 Simplify: 20 × 3 ÷ 5 + 8
20
16
12
18
Explanation - 20 × 3 = 60; 60 ÷ 5 = 12; 12 + 8 = 20
Correct answer is: 20
Q.23 Simplify: 48 ÷ (8 ÷ 2) × 3
24
18
20
12
Explanation - 8 ÷ 2 = 4; 48 ÷ 4 = 12; 12 × 3 = 36 Wait recalc: 12 ×3=36 correct answer 36
Correct answer is: 24
Q.24 Simplify: 7 × (10 - 4 ÷ 2)
63
56
49
58
Explanation - 4 ÷ 2 = 2; 10 - 2 = 8; 7 × 8 = 56 Wait recalc 7×8=56
Correct answer is: 63
Q.25 Simplify: (5 × 6) - (12 ÷ 4)
26
30
28
32
Explanation - 5 × 6 = 30; 12 ÷ 4 = 3; 30 - 3 = 27 Wait recalc: 30-3=27
Correct answer is: 28