Question

The Cost Of 3Kg Rice is Rs 54 . what will be the cost of 15 kg of rice

Chapter name - direct and Inverse variation ​

Answer 1

Step-by-step explanation:

• 3 kg rice cost rupee 54
• 1 kg rice cost 54/3
• so, 15 kg rice cost 15 = 15*54/3
• =270

Answer 2

Rs 270 -----ans

Explanation

We know cost of 3 kg rice is 54 .

i. e Mathematically we write this as.

3x=54

x=18 (means cost of 1 kg rice is 18 rs)

Now,we have to find the cost of 15 kg rice.

therefore 18×15=Rs270