Ratios and proportions

Convert 12/48 to a ratio in it's SIMPLEST FORM.

• 6:28

• 3:12

• 1:4

• 2:8

Convert 12:30 to a fraction in it's SIMPLEST FORM.

(a)  

Convert 25:35 to a ratio in it's SIMPLEST FORM.

• 7:5

• 5:7

• 1:7

• 2:8

If 5 liters of paint cost $1155, what will 18 litres cost?

• $231

• $20,790

• $4158

• $5775

A recipe has 6 eggs to 3 pounds of flour to bake a cake for 3 persons. Work out the ratio of eggs to pounds of flour to bake the cake for 18 persons.

• 32 to 18

• 18: 56

• 24 :48

• Ratio doesn't change

125 sweets are divided among 3 students in the ratio 9:4:12. What is the number of sweets the the first student receives?

• 9

• 24

• 25

• 125

The ratio of green apples to red apples is

(a)  

What is the ratio of apples to pears?

• 6:9

• 3:6

• 6:30

• 6:3

If 50 Ants are able to carry away 20 grains of sugar. How many grains of sugar will 200 ant carry away?

• 1000 grains of sugar

• 4000 grains of sugar

• 80 grains of sugar

• 40 grains of sugar

The ratio of boys to girls at Baytown Secondary School is 5:4. How many boys are at the school if there are 200 girls.

• 50 boys

• 200 boys

• 250 boys

• 5 boys