A two-digit number is such that the product of the digits is 8. When 18 is added to the number, then the digits are reversed. The number is:

Quantitative Aptitude NUMBER SYSTEM in Quantitative Aptitude 1 year ago

0 1 0 0 0 tuteeHUB earn credit +10 pts

5 Star Rating 1 Rating

Posted on 26 Sep 2023, this text provides information on NUMBER SYSTEM in Quantitative Aptitude related to Quantitative Aptitude. Please note that while accuracy is prioritized, the data presented might not be entirely correct or up-to-date. This information is offered for general knowledge and informational purposes only, and should not be considered as a substitute for professional advice.

Take Quiz To Earn Credits!

Turn Your Knowledge into Earnings.

tuteehub_quiz

Answers (1)

Post Answer
profilepic.png
manpreet Tuteehub forum best answer Best Answer 1 year ago

24



Let the ten's and unit's digit be x and 8/x respectively. 

Then, 

(10x + 8/x) + 18 = 10 * 8/x + x 

9X2 + 18x - 72 = 0 

X2 + 2x - 8 = 0 

(x + 4)(x - 2) = 0 

x = 2 

So, ten's digit = 2 and unit's digit = 4. 

Hence, REQUIRED NUMBER = 24.

No matter what stage you're at in your education or career, TuteeHub will help you reach the next level that you're aiming for. Simply,Choose a subject/topic and get started in self-paced practice sessions to improve your knowledge and scores.