The unit rate of 16 free pens per 8 notebooks will be 2 pens/notebook.
Arithmetic operators are four basic mathematical operations in which summation, subtraction, division, and multiplication involve.,
Summation = addition of two or more numbers or variable
For example = 2 + 8 + 9
Subtraction = Minus of any two or more numbers with each other called subtraction.
For example = 4 - 8
Division = divide any two numbers or variable called division.
For example 4/8
Multiplication = to multiply any two or more numbers or variables called multiplication.
For example 5 × 7.
Given,
16 pens ⇒ 8 notebooks
Divide by 8 on both sides
16/8 pens ⇒ 8/8 notebooks
2 pens ⇒ 1 notebook
Hence, The unit rate of 16 free pens per 8 notebooks will be 2 pens/notebook.
To learn more about the arithmetic operators,
brainly.com/question/25834626
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