Sawaal
38
Q:

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) 1.7

Answer:   C) 1.6



Explanation:

Quantity of pure acid = 20% of 8 litres = ((20/100)*8) litres = 1.6 litres.

 

Subject: Percentage - Quantitative Aptitude - Arithmetic Ability
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In a school, 4 % of the students did not appear for the annual exams. 10% of the students who appeared for the exams could not pass the exam. Out of the remaining students, 50% got distinction marks and 432 students passed the exam but could not get distinction marks. The total number of students in the school is:

 

A) 1000 B) 1200
C) 960 D) 878
 
Answer & Explanation Answer: A) 1000

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Answer & Explanation Answer: C) 896  

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Answer & Explanation Answer: D) 18750

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A shopkeeper fixes the price of an article in such a way that after allowing 32% discount, he wants again of 14%. If the marked price is ₹342, then the cost price of the article is:

 

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Answer & Explanation Answer: B) ₹204

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Answer & Explanation Answer: B) ₹900

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Answer & Explanation Answer: D) 32%

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