Probability
1. Write 27/8 as a decimal.
2. Is 27/8 a terminating or repeating decimal?
1. 3.375
2. Terminating Decimal
Use Order of Operations to solve the following expression.
14 x 2 + (4 + 2)
34
If b (base) = 4cm and h (height) = 6cm of a rectangle, what is the area?
24cm2
Find the sum of the following algebraic expression.
(4x - 6) + (-5x + 12)
-x + 6
Solve the equation below.
−55 = 11𝑏,
b= -5
Determine the probability of the following scenario as a decimal. Round to the nearest hundredth.
*Landing on a prime number on a 12-sided dice.
P (prime)
5/12 = 0.42
Use Order of Operations to solve the following expression.
15 - 13 + (32 - 3) / 2
5
If b (base) = 5in and h (height) = 8in of a triangle, what is the area of the triangle?
20in2
Find the sum of the following expression.
(0.5𝑥 + 0.1) + (0.6𝑥 − 0.9)
1.1x - 0.8
Solve the inequality below.
𝑥 + 8.2 < 18
x < 9.8
The probability of 4 events are shown below. List them in order from least to greatest.
6/13 3 out of 9 41% 0.2
LEAST 0.2, 3 out of 9, 41%, 6/13 GREATEST
Use Order of Operations to solve the following expression.
(4 - 15) + 12 x 3 / 4
-2
If the radius of a circle is 8m, what is the area?
*Use 3.14 for pi
200.96m2
Find the difference of the following algebraic expression below.
(−0.2𝑧 ) − (𝑧 + 8)
-1.2z - 8
Solve the inequality below.
−4𝑥 > 52
x < -13
Tiana is playing a game where she wins if she rolls a 2 or a 5 on a standard number cube. What is the THEORETICAL probability that Tiana win the game?
2/6 OR 1/3
18 + 22 + (3 - 10) + 52
If b1=4cm , b2=9cm, and the height is 6cm, what is the area of the trapezoid?
39cm2
Evaluate the expression below
(5 1/2 ) (82) × (−12)
-352
Solve the equation below.
12𝑛 + 9 = 93
n = 7
Duane rolls a number cube 10 times. He wins if he rolls an even number. His results are shown below.
4,5,4,3,6,1,2,6,2,4
After 10 rolls, what fraction of rolls were a win?
7/10
Use Order of Operations to solve the following expression.
16 / -4 + 32 - 35 + (3 x 6) + 23
19
If one side of an octagon is 5in and the height is 7in, what is the area of the octagon? *hint: an octagon has 8 sides
140in2
Evaluate the expression below.
|(−4.25 × 9) + 8|
30.25
Solve the equation below.
-7𝑥 − 4.25 = 44.75
x = -7