FLASHCARDIZZ Topic 2 RETAKE for test RUGGIERO

Front

What is a ratio?

Back

A ratio is a relationship between two numbers indicating how many times the first number contains the second.

Front

If the ratio of apples to oranges is 3:4, how many oranges are there if there are 15 apples?

Back

20 oranges.

Front

What is a proportional relationship?

Back

A proportional relationship is a relationship between two quantities where the ratio of one quantity to the other is constant.

Front

How do you find the total cost using a linear equation?

Back

Multiply the number of items by the cost per item, represented as y = mx, where m is the cost per item.

Front

If the rate is 50 kilometers per hour, how far can be traveled in 2.5 hours?

Back

125 kilometers.

Front

What does the slope of a line represent in a graph?

Back

The slope represents the rate of change between the two variables.

Front

If the ratio of boys to girls in a class is 2:3, and there are 25 girls, how many boys are there?

Back

17 boys.

Front

What is the formula to calculate distance?

Back

Distance = Speed × Time.

Front

How do you solve for x in a linear equation?

Back

Isolate x on one side of the equation using inverse operations.

Front

What is the meaning of 'proportional'?

Back

Proportional means that two quantities increase or decrease at the same rate.