Question

The cost price and selling price of an article are in the ratio 3:7. If the selling price is 700, find the cost
price.
​

Answer 1

Answer: 300

Step-by-step explanation:

Given that the cost price and the selling price are in the ratio 3:7

Let the cost price and selling price be 3x and 7x respectively.

It is also given that selling price = 700

ie, 7x = 700

or, x = 700/7

      = 100

so selling price = 3x = 3×100 = 300

This is the reqiured answer. HOPE THIS HELPS YOU...

Answer 2

Answer:

Cost price of the article=Rs. 300

Step-by-step explanation:

Given:

The cost price and selling price of an article are in the ratio 3:7.

The selling price is 700

To find:-

find the cost price.

.Solution:-

The ratio of the cost price and selling price of the article=3:7

Let the cost price be 3X

The selling price=7X

According to the given problem,

Selling price of the article=700

=>7X=700

=>X=700/7

=>X=100

3X=3×100=300

Answer:-

The cost price of the article=300