Question

if 20 or less than 20 gram postcards are sent in 25 rupees and approx 20 gram postcard will be sent in 45 rupees. find the cost of 40 gram postcard​

Answer 1

》 satyam _bradwaj





Join / Login

Question



Fifteen postcards cost Rs. 2.25. What will be the cost of 36 postcards? How many postcards can we buy in Rs. 45

Medium

Open in App

Solution



Verified by Toppr

15 postcards costs =Rs. 2.25

1 postcard will cost =Rs. 152.25=0.15

36 postcards will cost =Rs.0.15×36

                                     =Rs 5.40

And

In Rs. 2.25 we can buy =15 postcards

In Rs. 1 we can buy     =2.2515 postcards

In Rs. 45 we can buy  =2.2515×45 postcards