She says “I apologise” because she feels bad that she made a bad smell and she says “excuse me” because she wants you to accept her apology
16, with the factors– 1, 2, 4, 8, and 16 itself
59 is a rational number
59 is not a irrational number because simply a irrational number is basically
Pi ,E
Or any imperfect squares
A irrational number is a non repeating decimal and has different numbers in each space