Question

12) ll the cost of 12 kg jaggery is 540, find the cost of 9 kg jaggery.​

Answer 1

the cost of 12kg jaggery is 540

the cost of 1kg is 540/12= 45

the cost of 9 kg is 45× 9= 405

Answer 2

Given:

12 kg jaggery with

• Cost = Rs. 540

What To Do:

Find the cost of 9 kg jaggery.

How To Do:

To find the cost of 9 kg we will first find the cost of 1 kg jaggery by dividing cost of 12 kg jaggery with 12 jaggery and then multiply the cost of 1 kg jaggery with 9 kg jaggery.

Solution:

→ Cost of 12 kg jaggery = Rs. 540

→ Cost of 1 kg jaggery = $\dfrac{Cost\:of\:jaggery}{12\:kg} = \dfrac{540}{12}$ = Rs 45.

→ Cost of 9 kg jaggery = Cost of 1 kg jaggery × 9 kg jaggery

→ Cost of 9 kg jaggery = Rs. 45 × 9 = Rs. 405

∴ Therefore the cost of 9 kg jaggery is Rs. 405.