Ratio and Proportion

In the recipe of a lemonade 2 cups of sugar is needed for 3 lemons. How many lemons are needed for 6 cups of sugar?

• 4

• 6

• 8

• 9

What is the ratio to the picture shown, triangles to squares?

• 5:6

• 4:3

• 2:6

• 3:4

A bag of marbles comes with 3 blue marbles, 2 red marbles, and 5 yellow marbles. What is the ratio of red to yellow?

• 2 to 5

• 2 to 3

• 5 to 2

• 3 to 5

If Mike has a ratio of 2 apples to 3 bananas, how many apples would you expect him to have if he has 15 bananas?

• 7

• 9

• 10

• 11

Write these ratio in its simplest form

24:16

(a)  

Share these amount between Tao and Chris in the ratios given.

45kg in the ratio 3:2

• 27kg, 18kg

• 20kg 25kg

• 15kg 30kg

A tin of sweets cotains toffees and chocolates in the ratio

3: 4.

The tin contains 35 sweets.

How many chocolates in the tin?

(a)  

In a certain apartment building, the ratio of tenants to cars is 3:5. If there are 30 tenants, how many cars are there?

• 35
• 60
• 18
• 50

How can we write a ratio?

• Using the word "to"
• Using a colon (:)
• As a fraction.
• All

Set up the ratio for
fries to burgers:
There are 3 burgers for 49 fries. 

• 3:49
• 3:52
• 52:49
• 49:3