343 is not divisible by 17. The prime factorization of 343 is 7³ while 17 is a prime number. Since 17 is not a factor of 343, the two numbers are not divisible. Class 6 Mathematics Ganita Prakash Prime Time Class 6 ...
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96 is divisible by 24. The prime factorization of 96 is 2⁵ × 3, and 24 is 2³ ×3. All prime factors of 24 are included in 96’s factorization, confirming divisibility. class 6 Mathematics Textbook Chapter 5 question answer class 6 Mathematics ...
225 is not divisible by 27. The prime factorization of 225 is 3² x 5², while 27 is 3³. Since 27 has a higher power of 3, it cannot divide 225. class 6 Mathematics Textbook Chapter 5 question answer class 6 Mathematics ...
(30, 45): Not co-prime (GCD = 15). (57, 85): Co-prime (GCD = 1). (121, 1331): Not co-prime (GCD = 11). (343, 216): Co-prime (GCD = 1). class 6 Mathematics Textbook Chapter 5 question answer class 6 Mathematics Chapter 5 Prime Time solutions
Yes. Other primes satisfying the condition are: 5 → 2 × 5 + 1 = 11 (prime). 11 → 2 × 11 + 1 = 23 (prime). 13 → 2 × 13 + 1 = 27 (prime). class 6 Mathematics Textbook ...