Question

a notebook and a pen together cost rs.162. the cost of the pen is rs. 30 more than five times the cost of the notebook. find the cost of notebook and pen

Answer 1

let cost of ntbk be x
cost of pen=30 +5x
cost of pen + cost of ntbk=162
x+30+5x=162
6x=162-30=132
x=132/6=22