Cost price of 400 pears
Rate = ₹1230 per 100 pears
So for 400 pears:
Cost Price=1001230×400
=12.3×400=4920
Add profit
Profit = ₹980
Selling Price (total)=4920+980=5900
Find SP per dozen
400pears=(12400=33.33)dozens
So,
SP per dozen=4005900×12
First:
4005900=14.75
Now:
14.75×12=177
₹177 per dozen