Question

The cost of 10 pens is the same as the cost of 15 pencil if the cost
of one pencil is 1.50 then find the cost of one pen'​

Answer 1

Answer:

rs 2.25

Step-by-step explanation:

let cost of one pen be x

10x=15*1.50

10x=22.5

x=2.25 rs

Answer 2

Cost of 10 pens=cost of 15 pencil
Cost of 1 pencil=1.50
Cost of 15 pencils=1.50*15=22.50
Cost of 10 pens=22.50
Coat of 1 pen=22.50/10=2.25