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Statements: All pens are inks. All inks are colours. Conclusions: I. All pens are colours.
II. Some colours are not pens. Which conclusion(s) follow?

Competition practiceSyllogism
  • ANeither I nor II follows
  • BOnly I follows
  • CBoth I and II follow
  • DOnly II follows

Step-by-Step Solution

All pens are inks and all inks are colours gives all pens are colours (I). Colours could all be pens, so 'some colours are not pens' (II) is not certain.
Answer: B) Only I follows

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