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Exam
Numerical Ability
Permutation and Combination
If 6 parallel line is cut by another 5 parallel line, then how many parallogram r there.???
Read Solution (Total 5)
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- For a parallelogram to be formed, we need any 2 parallel lines from each set.
Therefor, total no. of parallelograms = 6C2 * 5C2 = 150 - 12 years agoHelpfull: Yes(17) No(0)
- the answer is 20. you can check it by drawing 6 parallel lines and cut it by 5 parallel lines. dats it ;)
- 12 years agoHelpfull: Yes(2) No(14)
- it must be 20
- 12 years agoHelpfull: Yes(1) No(8)
- Why ans is not 20 ?
- 6 years agoHelpfull: Yes(0) No(0)
- 5c2*6c2=150
- 5 years agoHelpfull: Yes(0) No(0)
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