Question

If 27 identical articles cost ₹ 1,890, how many articles can be bought for ₹ 1,750?

Answer 1

Let x number of articles be purchased in ₹1750

Cost (₹)	1890	1750
No. of articles	27	x

Since it is a case of direct variation

`⇒1890/27=1750/"x"`

`⇒"x"=(1750xx27)/1890`

= 25 articles