The prime factors of thirty are two, five and:
ASeven
BTwelve
CThree
DNine
Answer & Solution
Correct answer: C. Three
1. Thirty splits into three primes.
2. Two and five are two of them.
3. 2, 3 and 5 are the prime factors of 30.
4. So the answer is three.
_Source: NCERT Class 8 Mathematics, Ch 12 'Factorisation'_
Related questions
Where did you first learn about factors?Which word marks a factor that cannot break down further?In the regrouping example, the first two terms share:Algebraic expressions can be expressed as products of their:Besides thirty itself, which number is also a factor of thirty?What is the prime factor form of ninety?To divide one polynomial by another, we factorise both and:How many identities are used for factorising here?