Topic 5-1 Practice

Front

What is a ratio?

Back

A ratio is a comparison of two quantities, showing how many times one value contains or is contained within the other.

Front

How do you write a ratio?

Back

A ratio can be written in three ways: using a colon (X:Y), the word 'to' (X to Y), or as a fraction (X/Y).

Front

What is the ratio of squares to triangles if there are 3 squares and 1 triangle?

Back

The ratio is 3:1.

Front

If there are 1 triangle and 4 circles, what is the ratio of triangles to circles?

Back

The ratio is 1:4.

Front

How do you find the total number of items given a ratio?

Back

To find the total, add the parts of the ratio together and then use the known quantity to find the value of each part.

Front

What is the ratio of blue fabric to white fabric if there are 8 yards of blue and 5 yards of white?

Back

The ratio is 8:5.

Front

If the ratio of desktop to laptop computers is 2:9 and there are 108 laptops, how many desktops are there?

Back

There are 24 desktops.

Front

What does it mean if a ratio is simplified?

Back

A simplified ratio means that the numbers have been reduced to their smallest whole number form.

Front

If the ratio of A to B is 3:2, what is the ratio of B to A?

Back

The ratio of B to A is 2:3.

Front

How can you express a ratio in fraction form?

Back

A ratio X:Y can be expressed as the fraction X/Y.