- A4
- B2
- C3
- D6
Show answer
Concept: HCF = product of the common prime factors (lowest powers).
Solution:
- 64 = 26
- Common part =
Trick: HCF must divide the difference: . 64 and 148 are both divisible by 4 but is not whole, so HCF = 4.
Answer: (A) 4
अवधारणा: HCF = दोनों संख्याओं के common prime factors (सबसे कम घात) का गुणनफल।
हल:
- 64 = 26
- Common =
ट्रिक: HCF अंतर () को भी divide करता है। 4 से दोनों कटते हैं, 8 से 148 नहीं कटता, अतः HCF = 4।
उत्तर: (A) 4
