Algebra
What is 2x = 24
x = 12
1.9+2.3
4.2
9x12
108
What is 1/2 of 125
62.5
2÷ 8
0.25
What is 2x + 3x
5x
0.8+0.4
1.2
12x6
72
What is a 1/4 of 100
25
What does 6 raise to the power of 0 equal?
1
What is 4x - 8
20
6+0.8
6.8
18x6
108
What is 1/5 50
10
What does 123 + 4 - 5 + 67 - 89 =
100
What is 4x + 10
30
6.8+7.7+2.1
16.6
20x20
400
2/5 - 1/6 =
A. 4/15
B. 1/30
C. 7/30
D. 1/11
C = 7/30
What is the highest common factor of 30 and 132?
6
What is 5 + 2x
65
556.89+45.78
602.67
120x86
10320
2/3 + 5/7
A. 1 8/21
B. 7/10
C. 8/21
D. 1 1/3
A = 1 8/21
Three people in a room tell lies for 1/3rd of their time. A coin flip is conducted with the three of them, and all of them say it is “heads.” What is the probability that the coin actually has the “head” face up?
8/9