Question

25 bags of sugar weigh 725kg.How much do 15 bags weigh​

Answer 1

Answer:

15 bags of sugar weigh 435 kg

Answer 2

Answer:

Required weight of 15 bags is 435 kg.

Step-by-step explanation:

Given, weight of 25 bags is 725 kg.

Here we want to find what is the weight of 15 bags sugar.

By Unitary method,we can solve this problem.

But now question is what is the use of Unitary method ?

By some examples we can understand this concept.

Let cost of 5 apples is 50 rupees.

By Unitary method, cost of 1 apple is

$\frac{50}{5} \\ = 10 \: rupees$

Cost of 100 apples is $(100 \times 10) = 1000 \: rupees$

Here weight of 25 bags is 725 kg

So Unitary method,

weight of 1 bags is $\frac{725}{25} \: kg$

and weight of 15 bags is

$\frac{725}{25} \times 15 \\ = 435 \: kg$

Know more about Unitary method,

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