7th Grade Math State Test Review

How do you find the scale factor between inches and yards?

• Multiply the number of yards by 36.

• Add the number of inches to the number of yards.

• Divide the number of inches by the number of yards.

• Subtract the number of yards from the number of inches.

What is a proportional relationship?

• A relationship where two quantities are unrelated.

• A relationship where two quantities maintain a constant ratio or rate.

• A relationship that changes over time.

• A relationship that only applies to whole numbers.

How do you simplify the expression 2(3x - 1) - 3x + 4?

• 6x + 2

• 3x + 2

• 3x - 2

• 6x - 2

What is the area of one face of a cube with a surface area of 150 square inches?

• 20 square inches

• 25 square inches

• 30 square inches

• 35 square inches

What is the formula for the surface area of a cube?

• SA = 4s²

• SA = 6s²

• SA = 2s²

• SA = s³

What is a variable in mathematics?

• A symbol used to represent an unknown value in mathematical expressions or equations.

• A fixed number that does not change in calculations.

• A type of mathematical operation that combines numbers.

• A graphical representation of data points.

What is a random sample?

• A subset of individuals chosen from a larger set, where each individual has an equal chance of being selected.

• A group of individuals selected based on specific characteristics or criteria.

• A sample that is selected randomly but does not represent the larger population.

• A collection of data points gathered from a single individual.

What is the significance of combining like terms in algebra?

• It makes expressions more complex.

• It helps in solving equations faster.

• It simplifies expressions and makes calculations easier.

• It is only necessary for advanced algebra.

What is the difference between a sample and a population?

• A sample is a subset of a population, which is the entire group being studied.

• A sample includes all members of a population.

• A population is a small group selected from a sample.

• A sample is larger than a population.

What does it mean for two quantities to be in proportion?

• Two quantities are in proportion if they can be expressed as a fraction that equals the same value.

• Two quantities are in proportion if they are equal to each other.

• Two quantities are in proportion if their sum is equal to a constant.

• Two quantities are in proportion if they are both positive numbers.