Question

If the cost of 20 kg of rice is Rs 420, find the cost of nine kg of rice.​

Answer 1

Answer:

Rs 189

Step-by-step explanation:

Cost of 20kg rice=420

Cost of 1kg rice =420÷20=21

Cost of 9kg rice=21×9

ANSWER= 189

Answer 2

Answer:

Rs 189

Step-by-step explanation:

If 20 kg is Rs 420,

Then 1 kg is Rs (420/20) = 21!

Therefore, 9 kg = Rs (21 x 9) =189