1) The probability of drawing an 'm' or 'a' from the letters in MATHEMATICS is 4/11 since there are 2 'm's and 2 'a's among the 11 letters. 2) The probability of drawing a consonant or 'i' is 8/11 since there are 7 consonants and 1 'i' among the 11 letters. 3) The probability of drawing a 't' is 2/11, and the probability of drawing an 'a' after removing the 't' is 1/5. 4) The probability of drawing an 'h' is 1/11, and the probability of drawing a vowel after the 'h' is 2/5