LIVE Course for free

Rated by 1 million+ students
Get app now
JEE MAIN 2023
JEE MAIN 2023 TEST SERIES
NEET 2023 TEST SERIES
NEET 2023
CLASS 12 FOUNDATION COURSE
CLASS 10 FOUNDATION COURSE
CLASS 9 FOUNDATION COURSE
CLASS 8 FOUNDATION COURSE
0 votes
38 views
in Number System by (59.8k points)
closed by
The HCF and LCM of two numbers are 13 and 455 respectively. If one of the number is 65, then other number is:
1. 91
2. 104
3. 78
4. 117

1 Answer

0 votes
by (117k points)
selected by
 
Best answer
Correct Answer - Option 1 : 91

Given:

HCF = 13

LCM = 455

One number = 65

Concept used:

HCF × LCM = Product of the numbers

Calculation:

Let x be the second number.

13 × 455 = 65 × x

⇒ x = 13 × 455/65 = 91

The second number is 91.

Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. Students (upto class 10+2) preparing for All Government Exams, CBSE Board Exam, ICSE Board Exam, State Board Exam, JEE (Mains+Advance) and NEET can ask questions from any subject and get quick answers by subject teachers/ experts/mentors/students.

Categories

...