No, 2 is the only even prime number. All other even numbers are divisible by 2, making them composite. Prime numbers have only two divisors, 1 and themselves, which excludes all other even numbers. Class 6 Mathematics Ganita Prakash Prime Time Class ...
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There are 25 prime numbers between 1 and 100. These include all numbers that have exactly two divisors: 1 and themselves. Examples are 2, 3, 5, 7, 11, 13, and so on. Class 6 Mathematics Ganita Prakash Prime Time Class 6 Mathematics ...
The prime numbers from 21 to 30 are 23 and 29, totaling 2. Composite numbers are 21, 22, 24, 25, 26, 27, 28, and 30, making 8 in total for this range. class 6 Mathematics Textbook Chapter 5 question answer class 6 ...
The smallest number is 2520, the least common multiple (LCM) of 1 to 10. This is calculated using the prime factorizations of these numbers, ensuring it is divisible by all integers in this range. class 6 Mathematics Textbook Chapter 5 question ...
The number is 2520 ÷ 7 = 360. The least common multiple (LCM) of 1 to 10 is 2520. Excluding 7, we divide by 7 to obtain 360, the smallest valid number. class 6 Mathematics Textbook Chapter 5 question answer class 6 ...
The jump sizes are the common factors of 28 and 70. These factors are 1, 2, 7, and 14. The greatest common divisor (GCD), 14, ensures the smallest jump size reaching both treasures. class 6 Mathematics Textbook Chapter 5 question answer class ...
The numbers are 6 and 9. Their least common multiple (LCM) is 54, the first instance of ‘idli-vada’ after 50. Both numbers are under 10, satisfying the game’s criteria. Class 6 NCERT Ganita Prakash Chapter 5 Prime Time class 6 Mathematics Textbook ...
The numbers 7 and 8 satisfy the condition. Their least common multiple (LCM) is 56, which exceeds 50. Both numbers are under 10 and their LCM is calculated as (7 × 8 ÷ 1). Class 6 NCERT Ganita Prakash Chapter 5 ...
The multiples of 25 are 25, 50, 75, 100, 125, etc. Excluding multiples of 50 (50, 100, etc.), examples include 25, 75, and 125. These numbers are divisible by 25 but not 50. Class 6 NCERT Ganita Prakash Chapter 5 Prime ...
The factors of 35 are 1, 5, 7, and 35. The factors of 50 are 1, 2, 5, 10, 25, and 50. Their only common factors are 1 and 5. Class 6 NCERT Ganita Prakash Chapter 5 Prime Time class 6 Mathematics ...