Medium
(Using the same code as the previous question) What is the code for 'Dog'?
(Using the same code as the previous question) What is the code for 'Dog'?
Since 'is'=3 and 'jumping'=5 (established from other codes), the remaining digit in 'Dog is jumping' (345), which is 4, must represent 'Dog'.
Re-check your working by substituting the answer back into the original question.