What quantity of salt of cost 42 paisa per kg should be added in 25kg salt of cost 24 paisa per kg, so that there would be a profit of 25% on selling that mixture at rate of 40 paisa per kg?
a. 25kg
b. 20kg
c. 30kg
d. none of these ans: b?
Answers
Answered by
0
hwhwhwydyduudydyuuyg
Similar questions