of Mr. EVan's tarth science cCiasses nave 23 students each. box piots for recent test scores for these twO ciasses are played. Third Period 45 50 55 60 65 70 75 80 85 90 95 100 Fifth Period 45 50 55 60 65 70 75 80 85 90 95 100 Which statement about the scores is true? More students in third period than in fifth period scored an 87 or above The number of students in third period who scored from a 73 to 79 equaled the number of students in fifth period who Scored from 68 to 79 The means of the two data sets are equal The lower quartiles (Q1) of the two sets are the same
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.
Trending now
This is a popular solution!
Step by step
Solved in 2 steps with 2 images
