मान लीजिए p दो अंकों की एक संख्या है और q उन्हीं अंकों को उलटे क्रम में लिखने से बनी संख्या है। यदि p × q = 2430, तो p और q के बीच का अंतर क्या है?
व्याख्या एवं हल
सही उत्तर (D) 9 है।
व्याख्या:
Finding the factors of 2430 that would be two-digit numbers in reverse order, the difference between these numbers would be 9
In English (Question & Model Answer)
Let p be a two-digit number and q be the number consisting of same digits written in reverse order. If p × q = 2430, then what is the difference between p and q?
The correct answer is (D) 9.
Explanation:
Finding the factors of 2430 that would be two-digit numbers in reverse order, the difference between these numbers would be 9