Jambmaths question:
In how many ways can 6 coloured chalks be arranged, if 2 are of the same colour
Option A:
120
Option B:
240
Option C:
360
Option D:
60
Jamb Maths Solution:
$\text{Possible arrangement }=\frac{6!}{2!}=\frac{6\times 5\times 4\times 3\times 2!}{2!}=360$
Jamb Maths Topic:
Year of Exam: