Published by:
CGP EDU Academic Team
Published on: August 13, 2026
Let 
and 
. Then the number of elements, in the relation 
, 
divides 
is 
Text Solution
Verified by ExpertsThe correct answer is:
18
(18)
These are possible sum of 
.
Now 
divides 
So,
No. of pairs | ||
15 | 3,15 | 2 |
12 | 4 | |
10 | 10 | 1 |
9 | 3,9 | 6 |
7 | 7 | 1 |
6 | 3,6 | 2 |
4 | 4 | 1 |
3 | 3 | 1 |
18 |
Number of relations 
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