alleryThe sieve of Eratosthenes is an old method for doing what?
AListing prime numbers
BAdding large numbers
CFinding perfect squares
DDividing fractions
Answer & Solution
Correct answer: A. Listing prime numbers
1. The sieve of Eratosthenes crosses out multiples number by number.
2. What is left is a list of primes.
3. It is the oldest known method for generating such lists.
_Source: Wikipedia, Prime number, section Sieves_
Keep practising Divisibility Rule
Browse all Divisibility Rule questions for CTET, or explore more Mathematics topics.
Related questions
The common divisors of two numbers are exactly the divisors of what?What is the highest number that divides both 48 and 180?Using the highest prime powers, what is the lcm of 48 and 180?Find gcd(17, 0), the greatest common divisor.Which of these pairs of numbers is coprime?Two numbers are coprime when their greatest common divisor equals what?The greatest common divisor of two numbers is the greatest positive integer that does whatThe sum of the proper divisors of a number is known by which name?