3B- 1st Semester Exam

Front

Simplify the expression: 24 ÷ 4 ⋅ 2 + (3² - 1 + 6)

Back

26

Front

What type of number is a repeating decimal?

Back

Rational

Front

Solve for the expression: 2x + 5(y - 1) when x=8 and y=5.

Back

36

Front

Predict the number of chapters in a book with 180 pages based on a scatter plot trend line.

Back

18 chapters

Front

What is a rational number?

Back

A number that can be expressed as a fraction of two integers.

Front

What is the result of 3²?

Back

9

Front

What is the value of π?

Back

Approximately 3.14, but it is an irrational number.

Front

What is the difference between rational and irrational numbers?

Back

Rational numbers can be expressed as fractions; irrational numbers cannot.

Front

What is the formula for calculating the area of a rectangle?

Back

Area = length × width.

Front

What is the order of operations in mathematics?

Back

Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right).