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 ...
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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 ...