Question
In container P, there is 80 litres of milk and in
container Q there is 30 litres of water. 20% of milk and 30% of water is taken out from the respective containers and are mixed in container R. How much water should be added to container R such that the ratio of milk to water becomes 4:5? MTSolution
Quantity of milk in container R = 0.20 × 80 = 16 litres Quantity of water in container R = 0.30 × 30 = 9 litres Let x litres of water is added to the container R. According to the question, 16/(9 + x) = 4/5 Or, 80 = 36 + 4x Or, 4x = 44 Or, x = 11 Therefore, water added to container R = 11 litres
The positions of how many alphabets will remain the same if each of the alphabets in the word DOCUMENT is rearranged in the alphabetical order from left...
If all the vowels in the word ‘POLARISED’ are changed to the next letter in the English alphabetical order and all the consonants remain the same th...
How many pairs of letters are there in the word "ASSURANCE" which has as many letters between them (both forward and backward) in the word as in the En...
Which of the following letter will be 5th letter from the right end if the letters at even positions are replaced by succeeding letter in the word “OP...
If each letter of the word "DEVELOPMENT" is replaced by its successor in the alphabetical series, then which of the following is the fourth alphabet to ...
Which signs should be interchange to make the given equation correct.
15 ÷ 3 + 7 × 3 - 4 = 0
If all the digits of the number ‘9723654’ are arranged in ascending order from left to right, the position of how many digits will re...
Given below are four combinations [i], [ii], [iii] and [iv] of five words. In each combination you have to arrange the letters in English alphabetical o...
If all the consonants in the word ‘PLACEMENTS’ are replaced by their second succeeding letter (in the alphabetical series) and then the letters are ...
If each vowel of the word ' TECHNICAL' is changed to its next letter in the English alphabets and each consonant is changed to its previous letter of th...
