Question

four erasers are purchased for ₹10 .find the cost of 1 dozen erasers

Answer 1

Answer:

₹30

Step-by-step explanation:

As 4 erasers cost ₹10 1 will cost ₹10/4 then 1 dozen erasers will cost ₹(10/4)*12 = ₹30

Answer 2

Step-by-step explanation:

1 dozen erasers = 12 erasers

now.....

4 erasers -------> 10/-

12 erasers -------> ?

= (12 × 10 )/4

= 120/4

= 30/-

so the cost of 4 erasers are....30/-