GCSE Secondary Maths Age 13-17 - Ratio, Proportion & Rates of Change: Ratio - Explained

The video tutorial explains a problem involving ratios of cows, sheep, and pigs on a farm. It starts by detailing the given ratios and the total number of animals. The instructor then simplifies the ratios to find a common ratio for all animals, calculates the total number of animals, and determines the number of sheep. The tutorial concludes by discussing the marks awarded for each step in solving the problem.

What is the initial ratio of cows to sheep on the farm?

• 5 to 6

• 6 to 5

• 2 to 1

• 1 to 2

How are the number of sheep related to the number of pigs?

• Sheep are half the number of pigs

• Sheep are twice the number of pigs

• Pigs are twice the number of sheep

• Sheep and pigs are equal

What is the simplified ratio of cows to sheep to pigs?

• 10 to 12 to 5

• 6 to 5 to 2

• 12 to 10 to 5

• 5 to 10 to 12

What is the total number of animals on the farm?

• 175

• 200

• 189

• 150

How many sheep are there on the farm?

• 80

• 70

• 60

• 90