Mathematics for IGCSE & O level - Graphs In Practical Situations (Section 7 - No. 16)
Which of the following statements are correct about using conversion graphs?
They give exact conversion values
They only give approximate values
They can be used to convert different currencies
They can be used to convert different units of measurement
Giải thích
Conversion graphs approximate the relationship between two units. They are useful for currencies and other measurement systems.