Worksheet class -5 Fill in the blanks.. 1) Factors and… … Are related to each other. 2) Every number ( other than 1) has atleast… … .. Factors. 3) If a number is divided by its factor, remainder is… … 4) A number is divided by 10, if it has… .. In its ones place. 5) A number is divisible by 6, if it divisible by both… . And… . 6) … .. Is the smallest prime number.. 7) … . And.. .. Are the only prime numbers which end with 2 and 5. 8) Twin prime means… … .. 9) Composite number has,… … .. Factors. 10) Write prime factorization of 72. 11) By division method find the prime factors of 210. 12) Find prime factors of the smallest number of 3 digits 13) Find H. C. F of 120 and 208 by a) division method b) common factor method 14) Find L. C. M of 16 and 24 by prime factorization and division method. 15) What is the least number of bananas a teacher should have so that when he distributes equal number of them to his 10,15 and 25 students, no banana is left...