Let total work = 20 units (LCM of 20 and 10) Efficiency of ‘A’ = (20/20) = 1 units/day Efficiency of ‘B’ = (20/10) = 2 units/day Combined efficiency of ‘A’, ‘B’ and ‘C’ = (20/5) = 4 units/day Efficiency of ‘C’ = 4 – (1 + 2) = 1 units/day Required time taken = (20/1) = 20 days
In the given words, if the 3rd and 6th (from the left end) letters are exchanged and same is done with 4th and 9t...
In the word ‘PEDIATRICIAN’ all consonants are written as their preceding letter and all vowels are written as their succeeding letters. Now all le...
. Each even digit in the number 723689 is replaced by the next higher digit and each odd digit is replaced by the previous lower digit and the digits ob...
Each consonant of the word ‘TRANSMITTED’ is changed to the previous letter in the English alphabetical series and each vowel is changed to the next...
If all the letters in the word ‘SWEATSHIRT’ are arranged in alphabetical order from left to right such that the vowels are arranged first foll...
If `grad` means +, # means -, @ means `-:` and & means `xx` , then,
59 & 2 `grad` 30 @ 6 # 54 = ?
How many such pairs are there in the word DECORATE each of which has as many letters between them in the word as in the English alphabet?
The current window that is being used is known as __________
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If all the prime digits of the number 6497843956 are written first (in increasing order) followed by even digits(in increasing order) and then odd digit...