Which of the following is a composite number? 8 19 7 Which of the following is a composite number? 23 5 21 Which of the following is a prime number? 9 17 21
5th 4th 8th Which of the following shows all the factors of 30? 1,2,3,5,6,10,15,30 2,5,10,15,30 1,2,3,10,15,30 36 is a multiple of ________? 13 8 4 |