Question

The price of 5 pens and 6 note books is 96 rs if the cost of one pen is 6 rs find the cost of one note book

Answer 1

cost of 1 pen=6rs
cost of 5 pens=5×6rs=30rs
let the cos of 1 notebook be x
cost of 5 pens and 6 notebooks=96
30+6x=96
6x=66
x=11rs
cost of 1 notebook=11rs



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Answer 2

We have ,
total cost of 5 pens and 6 notebooks=96Rs
then ,
cost of one pen =6Rs
cost of five pen=6*5=30Rs
now ,we get
cost of 6 notebooks=total cost-cost of 5 pens
=96-30Rs=66Rs
Then,cost of 1 notebook=66Rs/6=11Rs

Hence,we get cost of one notebook is 11Rs