Read many objective multiple choice questions of Aptitude - Aptitude-Percentage in English. Practise online thousands of questions related to Aptitude - Aptitude-Percentage. You can check online answer and try mock tests for Aptitude - Aptitude-Percentage Questions provided in English.
A is twice B and B is 200% more than C. By what percent is A more than C?
OOPS, your answer is incorrect
A = 2B and B = 3C (ince 200% more) A = 6C => 500 % more.
If 10lt solution of water and alcohol containing 10% alcohol is to be made 20% alcohol solution, find the volume of alcohol to be added?
OOPS, your answer is incorrect
n 10 lt, alcohol is 10% = 1 lt. Let x lt alcohol is added. So, (1+x)/(10+x) = 20% = 1/5 => x = 1.25 lt.
A shopkeeper offers three successive discounts of 10%, 20% and 30% to a customer. If the actual price of the item is Rs. 10000, find the price the customer has to pay to the shopkeeper?
OOPS, your answer is incorrect
Total discount = 0.9 X 0.8 X 0.7 = 0.504 of actual price. So, price = 0.504 X 10000 = 5040
A person spends 20% of his income on rent, 20% of the rest on food, 10% of the remaining on clothes and 10% on groceries. If he is left with Rs. 9520/- find his income?
OOPS, your answer is incorrect
Three successive decreases of 20%, 20% and 10% => 0.8 X 0.8 X 0.9 = 0.576 Again 10% decrease => 0.576 – 0.1 = 0.476. So, 0.476 x = 9520 => x = 20000
In a list of weights of candidates appearing for police selections, the weight of A is marked as 58 kg instead of 46.4 kg. Find the percentage of correction required?
OOPS, your answer is incorrect
% correction = (58-46.4)/58 X 100 = 20%
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