Question

In what ratio must Rs. 50 per kg salt be mixed with Rs. 80 per kg salt to obtain a mixture worth of Rs. 60 per kg.

Answer 1

Here is your answer
==========================
C.P of 1 Kg first
Quantity (50 Rs) quantity

cp of salt of 2nd
quantity(80 Rs)
========================

apply the formula==>

lowest price/ biggest price
(Required ratio)
=cp of biggest - mean price/mean price- cp of lowest


\ /
Mean Price

(Rs. 60 )

/ \

(80 – 60) : (60- 50)

20 ratio 10

So the required ratio

20:10
=> 2:1

Hope it's helpful