Biology 0610 · IGCSE · Size of specimens

Size of specimens — practice question

Which formula gives the correct method for calculating the actual size of an object?

  • A$\text{actual size} = \frac{\text{magnification}}{\text{image size}}$
  • B$\text{actual size} = \frac{\text{image size}}{\text{magnification}}$
  • C$\text{actual size} = \text{image size} \times \text{magnification}$
  • D$\text{actual size} = \text{image size} - \text{magnification}$

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