Question

Mr. Cheddar bought some kg of rice for rupees 60 per kg and an equal quantity of rice for rupees 30 per kg. If he mixed both kind of rice together and sells at rupees 70 per kg, find his gain percent of loss percent.

Answer 1

cp of first kind =60x
cp of second kind =30x
total cp =90x
total amount of rice =2x
so of rice =140x
gain amount=140x-90x= 50x
percentage= [50x/90x] *100
55.55555556percent gain

Answer 2

Hii

Here is your answer -

Consider he purchased 100 kgs rice

so for 1st rice he paid 6000

and 2nd rice he paid 3000

totally he purchased 200 kgs rice for 9000

which is 4500 for 100 kg

SP=7000     and    CP = 4500

so profit P = 2500

so profit % =  

= 55.5556 %

so overall profit of 55.556%