Please do 1 through 3
Percentage
A percentage is a number indicated as a fraction of 100. It is a dimensionless number often expressed using the symbol %.
Algebraic Expressions
In mathematics, an algebraic expression consists of constant(s), variable(s), and mathematical operators. It is made up of terms.
Numbers
Numbers are some measures used for counting. They can be compared one with another to know its position in the number line and determine which one is greater or lesser than the other.
Subtraction
Before we begin to understand the subtraction of algebraic expressions, we need to list out a few things that form the basis of algebra.
Addition
Before we begin to understand the addition of algebraic expressions, we need to list out a few things that form the basis of algebra.
![1. Delta Airlines advertises that checked baggage arrives at baggage claim in 20 minutes or less after the
flight lands.
a. Represent the interval using inequality notation.
b. Represent the interval on the number line.
10
15
20
25
2. Consider the statement "the population mean is between 103.4 and 117.3, exclusive."
a. Represent the interval using inequality notation.
b. Represent the interval on the number line.
100
105
110
115
120
3. Consider the statement "it would be unusual if the proportion of test scores were above 0.64."
a. Represent the interval using inequality notation.
b. Represent the interval on the number line.
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fe104d3b1-12db-401d-8592-278b787ff7e6%2F1b1d811f-b141-4f68-bb03-f7835070b5c6%2Fekexe07_processed.jpeg&w=3840&q=75)
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