Unit 13 - Ratio and proportion

Question 1 Here is a recipe for leek and potato soup for 6 people. Eva makes soup for 12 people. Choose the correct answer.

• Leeks(350g), potatoes(187,5g), stock(425ml), cream(0.75 tablespoons), butter(3.25g)
• Leeks(350g), potatoes(187,5g), stock(405ml), cream(1.75 tablespoons), butter(6.5g)
• Leeks(1400g), potatoes(750g), stock(1700ml), cream(3 tablespoons), butter(130g)
• All the answers are wrong

Question 2 There are 12 chickens. Every week each chicken lays 3 eggs. What is the total number of eggs laid in 7 weeks? Choose the correct answer.

• 352 eggs
• 532 eggs
• 523 eggs
• 252 eggs

Question 3 Which is the necklace showing the ratio of black beads to white beads 3:4 ?

• B
• D
• C
• A

Question 4 write down the ratio of white beads to black beads. Give ratio in its simplest form.

• 4 :4
• 2 : 2
• 2 : 4
• 1 : 1

Question 5 Write down the ratio of grey squares to white squares. Give ratio in its simplest form

• 8 : 6
• 4 : 3
• 6 : 8
• 3 : 4

Question 6 Write down the ratio of white squares to grey squares. Give ratio in its simplest form

• 6 : 9
• 9 : 6
• 2 : 3
• 3 : 2

Question 7 Divide $24 between Arun and Zara in the ratio 1 : 3

• Arun ($4), Zara ($6)
• Arun ($6), Zara ($4)
• Arun ($18), Zara ($6)
• Arun($6), Zara ($18)

Question 8 Divide $49 between Arun and Zara in the ratio 3 : 4

• Arun ($28), Zara ($21)
• Arun ($21), Zara ($28)
• Arun ($35), Zara ($14)
• Arun($14), Zara ($35)

Question 9 A box of chocolates contains milk chocolates and dark chocolates in the ratio 4: 3. The box contains 35 chocolates. How many milk chocolates are there in the box?

• 20
• 15
• 10
• 25

Question 10 A factory makes orange paint by mixing red paint and yellow paint in the ratio 7: 2. The factory makes 2700 litres of orange paint every day. How many litres of yellow paint does the factory use every day?

• 500
• 600
• 700
• 800