19/03/2020Factors and Multiples(Study by Topics Junior Class) 0Comments by Gate Academy Welcome to your Factors and Multiples(Study by Topics Junior Class) NAME EMAIL PHONE NUMBER 1. What are the first three prime numbers? 0, 1, 2 None of the above 2, 3, 5 1, 2, 32. What is the HCF of 24 and 36? 6 9 4 123. The factors of 35 are 1, 5, 7, 35 5, 15, 20, 35 1, 3, 5, 35 1, 2, 4, 7, 354. Which set of numbers are all Primes? 33, 29, 41, 3 None of the above 5, 23, 11, 37 63, 71, 43, 815. Find the HCF of 18a²y and 27x²y³. 6axy 9y 9ax 6ax 2ay6. Which number below is the highest common factor, or HCF, of the numbers 24 and 36? 3 6 5 127. Which of the following are factors of 1710? 2,3,5,10 2,3,5,8,10 2,5,7,10 2,4,5,108. The first three multiples of 8 are 8, 16, 24 2,3,8 16, 24, 32 None of the above9. A properly done factor rainbow will not show us all the factors of a number. True False10. What is the lowest common multiple (LCM) of 6 and 8? 48 12 24 1611. A number is a multiple of 6 if _____ The sum of all its digits is divisible by 3 and the last digit is even The sum of all of its digits is divisible by 6 The last digit is 6 Its last two digits form a number divisible by 612. Which of the following is a prime number? 7 22 4 1213. Find the HCF of 63 and 90. 3 6 12 914. Which is the greatest common factor of 45 and 60? 45 15 5 3015. The lowest common multiple, or LCM, of 4 and 7 is16. What is the greatest common factor of 12 and 18? 2 9 6 417. How many multiples does 10 have? 4 100 9 An infinity18. The highest common factor (HCF) of 10 and 20 is 10 2 5 419. Which of the following is a multiple of 16? 64 8 88 2720. Which of the following correctly lists the factors of the number 28? 1,2,4,7,14,28 1,28 2,4,7,14 1,2,3,4,521 out of 20Time is Up!
