the cost of 12 pen is 180
how many pens will cost ₹108
Answers
Answered by
0
Step-by-step explanation:
x=2+
5
x 2
(
2+
5
) 2
=2
2
+
(
5
)
2
+2(2)
(
5
)
=4+5+5
5
=9+5
5
x 2
x 2
1
=9+5
5
+
9+5
5
1
=
9+5
5
(
9+5
5
) 2
=
9+5
5
81+125+90
5
+1
=
9+5
5
207+90
5
Answered by
0
Answer:
CP of 12 pen=180
no of pens cost-108/12=9 pens
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