Q2 Math 7 Assessment

Front

In a proportional relationship, the constant ratio is called the _____________________________.

Back

constant of proportionality

Front

The relationship between two quantities is ____________________________ if the ratios comparing the two quantities are equivalent.

Back

proportional

Front

Is the cost proportional to the number of books purchased if Miko bought two books for a total of 2, four books for a total of 5, six books for a total of 7, and eight books for a total of 10?

Back

No, the cost is not proportional.

Front

What is the ratio of students who have read the school newspaper to students who have not if 68% of middle school students have read it?

Back

34:16

Front

What is the ratio of high school students who are in an art class to students who are not if 26% are in an art class?

Back

13:37

Front

Define 'constant of proportionality'.

Back

The constant ratio in a proportional relationship.

Front

What does it mean for two quantities to be proportional?

Back

Their ratios are equivalent.

Front

What is a unit rate?

Back

A unit rate is a ratio that compares a quantity to one unit of another quantity.

Front

How do you determine if a relationship is proportional from a table of values?

Back

Check if the ratios of corresponding values are equivalent.

Front

What is the formula for finding the constant of proportionality?

Back

k = y/x, where k is the constant, y is the dependent variable, and x is the independent variable.