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Questions and Answers
What is the result of $8 + 5$?
What is the result of $8 + 5$?
- $13$ (correct)
- $15$
- $12$
- $14$
Which expression represents the product of $7$ and $4$?
Which expression represents the product of $7$ and $4$?
- $7 + 4$
- $7 - 4$
- $7 imes 4$ (correct)
- $7 / 4$
What is the value of $3^2 + 4^2$?
What is the value of $3^2 + 4^2$?
- $27$
- $25$ (correct)
- $20$
- $23$
What is the solution to the equation $x + 5 = 12$?
What is the solution to the equation $x + 5 = 12$?
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Which of the following is the formula for the area of a rectangle?
Which of the following is the formula for the area of a rectangle?
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Study Notes
Basic Arithmetic Operations
- The sum of 8 and 5 is 13.
- The product of 7 and 4 is represented by the expression 7 × 4.
- The value of 3² + 4² is 25.
Solving Equations
- The solution to the equation x + 5 = 12 is x = 7.
Geometry
- The formula for the area of a rectangle is length × width.
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