Medium
In a certain code, MATH is written as PDWK. How is MATH written in that code?
Explanation
Explanation
Comparing MATH and PDWK, each letter is shifted forward by 3 place(s) in the alphabet (A→D, and so on). Applying the same shift of 3 to each letter of MATH gives PDWK.
PRO TIP
Re-check your working by substituting the answer back into the original question.