Question

$by direct variation$
The cost of 3 kg of sugar is 105. What will be the cost of 15 kg of sugar?
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Answer 1

Answer:

The cost of 3kg sugar is Rs 105

So, The Cost of 1 kg sugar will be Rs (105/3 )

Now, The cost of 15 kg sugar will be Rs ( 15 × 105/ 3)

so , Rs ( 15 × 105 / 3 )

= Rs ( 15 × 35 )

= Rs 525

The Cost of 15Kg sugar is Rs 525