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

The video tutorial explains how to convert yards to inches and then to centimeters. It starts by establishing that one yard equals 36 inches and uses this to find the number of inches in two yards. The tutorial then approximates 10 centimeters for four inches and calculates the number of centimeters in two yards. The final answer is 180 centimeters, and the video discusses the allocation of marks for each step in the calculation process.

How many inches are there in one yard?

• 60 inches

• 36 inches

• 24 inches

• 48 inches

If one yard equals 36 inches, how many inches are in two yards?

• 54 inches

• 60 inches

• 84 inches

• 72 inches

What is the approximate centimeter equivalent of four inches?

• 14 centimeters

• 8 centimeters

• 10 centimeters

• 12 centimeters

How many sets of four inches are there in 72 inches?

• 16

• 19

• 17

• 18

How many marks are awarded for correctly converting two yards into centimeters?

• 2 marks

• 1 mark

• 3 marks

• 4 marks