I am a number between 50 and 60 and I am divisible by 3.I am an even number. Who am I?

well, you can start by listing the even numbers between 50 and 60

52 54 56 58

Now, which of those is divisible by 3?

54

52,54,56,58,

57

54

this is hard

i. Set P consists of all odd numbers between -10 and 10 which are divisible by 3.

ii. Set Q consists of all NON-VOWEL letters in the words ‘OUM’, and ‘ELEMENTARY MATHEMATICS’