Ques:- How many litres of pure acid are there in 8 litres of a 20% solution?
A. 1.4
B. 1.5
C. 1.6
D. 2.4
Ques:- A shopkeeper allows 10% discount on the price of an article and sells it for Rs. 7,600. What is the market price of the article ?
A. Rs. 8,250
B. Rs. 8,500
C. Rs. 8,540
D. Rs. 8,415
E. None of these