Question

The costs of two articles are in the ratio 7:4. If the cost of the first article is Rupees 2,800,find the cost of the second article.​

Answer 1

Answer:

Rs 1600

Step-by-step explanation:

Let cost of 2nd item be x

Given 7: 4 :: 2800 : x

so 7x = 4 * 2800

7x = 11200

x = 11200/7

x= 1600

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Answer 2

Answer:

let the cost of first article = 7x.

and the cost of second article = 4x

if first article cost is 2800

then,7x=2800

x=2800÷7

x=400

the cost of second article =4x

4×400=1600

hence the cost of the second article is rupees 1600