Question
The ratio of alcohol and water in a container is 3:7.
If 4 litre of alcohol added in it, the ratio of alcohol to water becomes 5:7. Find the initial quantity of mixture in the container.Solution
Let the initial quantity of alcohol and water be 3x and 7x litre respectively. According to the question, => (3x + 4)/7x = 5/7 => x = 2 Therefore, the initial quantity of mixture in the container = 3x + 7x = 10x = 20 liter
E 7 8 D $ % J 9 4 L M & F 9 @ H F X 9 8
In the above series how many letters are immediately preceded by a symbol and immediately followed by an ...
Study the following series carefully and answer the questions based on it.
9 N 5 P 7 Q 7 E 8 G 9 W I 6 A 2 X 4 V 3 O 7 I 8 C
How many vo...
Select the option that represents the letters that when placed from left to right in the blanks below will complete the letter series.
U F F...If we remove all the letters from this series, then which of the following element will be 7th from left end?
. In the following question, find which one word cannot be made from the letters of the given word “CORRESPONDENCE”
Which of the following is also known as 'Hard Booting'?
If all the letters in the word ‘LEAVING’ are arranged in alphabetical order from left to right such that the vowels are arranged first followed by...
What will be the next set of alphabets in the series?
AZ, BY,CX__
Which of the following is the sum of the 15th element from the left end and the 11th element from the right end of the series?
- Select the combination of letters that when sequentially placed in the blanks of the given letter series will complete the series.
_ s t _ _ v _ r ...