Search results for nielit2017

2 votes
2 answers
1
What is the maximum number of distinct handshakes that can happen in the room with $5$ people in it?$15$$10$$6$$5$
0 votes
2 answers
2
The present ages of three persons in proportions $4:7:9$. Eight years ago, the sum of their ages was $56$. Find their present ages (in years).$8,20,28$$16,28,36$$20,35,45...
1 votes
0 answers
4
If a random coin is tossed $11$ times, then what is the probability that for $7$th toss head appears exactly $4$ times?$5/32$$15/128$$35/128$None of the options
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