There are 15 prime numbers between 1 and 50. These are 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, and 47. class 6 Mathematics Textbook Chapter 5 question answer class 6 Mathematics Chapter 5 Prime Time ...
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The smallest number with four different prime factors is 2 × 3 × 5 × 7 = 210. Using the smallest primes ensures the minimum product that fulfills this condition. Class 6 Mathematics Ganita Prakash Prime Time Class 6 Mathematics Chapter 5 ...
The three consecutive composite numbers divisible by 5 are 90, 95, and 100. All three numbers are divisible by 5 and are not prime, as they have factors other than 1 and themselves. Class 6 NCERT Ganita Prakash Chapter 5 Prime ...
Leap years are those divisible by 4 but not by 100, unless also divisible by 400. For someone born in 2000, the leap years include 2004, 2008, 2012, 2016, 2020, and 2024. Class 6 Mathematics Chapter 5 Prime Time question answer Class ...
This statement is always true. The sum of two odd numbers is always even, and when two odd numbers are added, their remainders modulo 4 sum to 4, ensuring divisibility by 4. Class 6 Mathematics Ganita Prakash Prime Time Class 6 Mathematics ...
The smallest number is 2520. It is the least common multiple (LCM) of the numbers 1 to 10, calculated using their prime factorizations: 2³ × 3² × 5 × 7 = 2520. Class 6 Mathematics Ganita Prakash Prime Time Class 6 Mathematics ...
The numbers divisible by 4 in this range are 332 and 336. Dividing these numbers by 4 yields whole numbers: 332 ÷ 4 = 83 and 336 ÷ 4 = 84. class 6 Mathematics Textbook Chapter 5 question answer class 6 Mathematics ...
Remainders obtained when each of the following numbers is divided by 10, 5, 2. 78: Rem. by 10: 8, by 5: 3, by 2: 0 99: Rem. by 10: 9, by 5: 4, by 2: 1 173: Rem. by 10: 3, by 5: ...
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 ...