Question

15 postcard cost 7.50rupes . find the cost of 38 postcards​

Answer 1

Step-by-step explanation:

15postcard cost 7.50 ruppes

1 postcard cost =0.5 ruppes

38 postcard cost=19 ruppes

Answer 2

Answer:

Here's your answer

7.5 ÷ 15 = 0.5

So cost of 1 postcard is 0.5

38× 0.5 = 19

So cost of 38 postcards is Rs.19