Maths MCQ Class 6 Chapter 5 Prime Time Ganita Prakash Advertisement 1. What is a prime number?A number with only two factorsA number with more than two factorsA number divisible by 3A number divisible by 5Question 1 of 152. Which of the following is a prime number?812715Question 2 of 153. Which of the following numbers is composite?511919Question 3 of 154. What is the prime factorization of 18?2 × 3 × 32 × 2 × 32 × 93 × 6Question 4 of 155. Which number is a perfect square and also a composite number?25913Question 5 of 156. What is the prime factorization of 36?2 × 183 × 122 × 2 × 3 × 32 × 3 × 6Question 6 of 157. Which of the following numbers are co-prime?18 and 3516 and 2430 and 4521 and 49Question 7 of 158. What is the smallest prime number?1235Question 8 of 159. Which of these numbers is neither prime nor composite?0176Question 9 of 1510. Which of the following is a common multiple of 3 and 5?691512Question 10 of 1511. What is the smallest prime number greater than 10?11131412Question 11 of 1512. What is the largest prime number less than 50?47434541Question 12 of 1513. What is the prime factorization of 72?2 × 2 × 3 × 2 × 36 × 128 × 92 × 36Question 13 of 1514. Which of the following is not a prime number?17192123Question 14 of 1515. Which is the first even prime number?2468Question 15 of 15 Loading...
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