Unit 13 - Ratio and Proportion

TRUE or FALSE:

3 out of 4 squares are black

• TRUE

• FALSE

• TRUE

• FALSE

TRUE or FALSE:

The ratio of white squares to black squares is 3:4

• TRUE

• FALSE

TRUE or FALSE:

The ratio of black squares to white squares is 1:3

• TRUE

• FALSE

TRUE or FALSE:

1 in every 4 squares is black

• TRUE

• FALSE

• TRUE

• FALSE

Zara has 10 blue pens and 5 red pens.

TRUE or FALSE:

50% of the pens are red

• TRUE

• FALSE

Zara has 10 blue pens and 5 red pens.

TRUE or FALSE:

1 in every 3 pens is red

• TRUE

• FALSE

Zara has 10 blue pens and 5 red pens.

TRUE or FALSE:

The ratio of red pens to blue pens is 10:5

• TRUE

• FALSE

A bag contains 2 orange counters, 3 blue counters and 5 green counters.

What is the ratio of orange:blue:green?

• 2:5:3

• 2:3:5

• 5:3:2

• 3:5:2