IPMAT Rohtak 2020Modern Math > Conceptual4845480048554955✅ Correct Option: 1Watch NowAnimated RevisionRelated questions:IPMAT Rohtak 2020Fifteen people from different places come together for a family reunion. Each one of them had two gifts each for every other person. When the gifts were exchanged they hugged each other. What is the difference between the number of hugs and the number of gifts exchanged?IPMAT Rohtak 2020There are 5 parallel lines on the plane. On the same plane, there are nnn other lines that are perpendicular to the 5 parallel lines. If the number of distinct rectangles formed by these lines is 360, what is the value of nnn?IPMAT Rohtak 2020Out of 13 objects, 4 are indistinguishable and the rest are distinct. The number of ways we can choose 4 objects out of 13 objects is __________.