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

The video tutorial explains how to use a graph to convert between inches and centimeters. It covers understanding the graph's axes and scales, converting specific measurements, and handling graph limitations. The tutorial includes a practical example of converting Daniel's height from feet and inches to centimeters, demonstrating how to split values when the graph's scale is insufficient.

What is the scale of the vertical axis on the graph?

• It goes up in tens.

• It goes up in ones.

• It goes up in fives.

• It goes up in twos.

How many little squares represent 74 centimeters on the graph?

• 4 squares

• 1 square

• 3 squares

• 2 squares

What is the approximate inch value for 74 centimeters according to the graph?

• 28 inches

• 29 inches

• 30 inches

• 31 inches

How many inches are there in 6 feet?

• 60 inches

• 66 inches

• 72 inches

• 78 inches

What is the total height of Daniel in inches?

• 72 inches

• 73 inches

• 74 inches

• 75 inches

What is the first step to handle the graph limitation for 75 inches?

• Ignore the graph

• Use a different graph

• Extend the graph

• Split the measurement

What is the total height of Daniel in centimeters after using the graph?

• 198 cm

• 180 cm

• 186 cm

• 192 cm