Question
The sum of the digits of a two-digit number is 11. When
the digits are interchanged, the new number is 27 more than the original number. What is the original number?Solution
ATQ, Let the number be 10x + y, where x is tens digit and y is units digit. x + y = 11 …(1) Interchanging digits → new number = 10y + x Given: 10y + x = 10x + y + 27 ⇒ 9y – 9x = 27 → y – x = 3 …(2) From (1) and (2): x + y = 11 y – x = 3 Adding: 2y = 14 → y = 7 Then x = 11 – 7 = 4 Number = 47.
In which of the following situations a joint sitting can be summoned of both houses of the parliament?
X puts gold necklace and bangles into a box belonging to Y, with the intention that they may be found in that box, and that this circumstance may cause ...
The Data Protection Board primarily deals with:
National Institute of MH & NS v. C. Parameshwara discusses the scope of :
For the purposes of Section 141 of Negotiable instruments Act. 1881. 'Company' doesn't mean:
The incorporation document shall consist of a statement of an advocate, CA or CS that the LLP has complied with all the provisions of LLP act, person ma...
Opinionative evidence is:
Which of the following is the mandate of Section 27 of the Act______.
As per the Trade Unions Act, 1926, what is the minimum number of members required to apply for the registration of a Trade Union?
In the context of the Information Technology Act, 2000, who is referred to as the person in whose name the electronic signature certificate is issued?
Relevant for Exams:
