Question

the cost of 10/ 3kg potatoes is Rs.20. how much will 17/3kg potatoes cost ?

Answer 1

=The cost of 10/ 3kg potatoes is Rs.20

so 1 kg = ?

=> 20 ÷ 10/3

=>  60/10

=> 6 rs

now

17/3kg 

= 6 × 17/3

=34 rs

:)

Answer 2

cost of 10\3 kg potatoes = Rs 20
cost of 1 kg of potatoes=Rs 20÷10\3
therefore cost of 17\3 kg of potatoes=Rs 20×3\10×17\3=Rs34