How many ways can the 6 Grab Food motorcycles be parked if there are 8
available parking spaces?
Answers
Answered by
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Given : 6 Grab Food motorcycles be parked in 8 available parking spaces
To Find : Number of ways
Solution:
if Grab Food motorcycles are identical
then 6 position out of 8 can be selected in ⁸C₆
= 8!/6!.2!
= 8 * 7/2
= 28 ways
If Grab Food motorcycles are not identical
then 6 Grab Food motorcycles can be further arranged in 6! ways
= 720 ways
Total Ways = 28 x 720 = 20160 ways
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