Question
In the word ‘GRAVEYARD’ all consonants are
written as their preceding letter and all vowels are written as their following letters. Now all letters are arranged in alphabetical order from left to right and all the repeated letters are eliminated. Then, how many such pairs of letters are there, each of which have as many letters between them in the word (forward direction) as they have between them in the English alphabetical series?ÂSolution
The word - G R A V E Y A R D
   F Q B U F X B Q CÂ
   B B C F F Q Q U X
   B C F Q U X
Only BC is there for the forward arrangement.Â
In 2018, an online course had 'r' subscribers. Subscribers increased by 50% in 2019 and another 25% in 2020. However, in 2021 subscribers decreased by 4...
- In a class of 5000 students in 2022, 60% were from science stream and rest from commerce. In 2023, science students increased by 33.33% and commerce studen...
A man spends 20% and 12% of his monthly salary on rent and transportation, respectively. Out of the remaining money, he spends 30% on food and 45% on en...
Monthly income of P is Rs.15000 and his monthly savings is Rs.9600. If his monthly income is decreased by 35% and monthly expenditure is decreased by 25...
Ajay secured 30% in an exam but fell short of the passing mark by 60 marks, whereas Bijay scored 55% and exceeded the passing mark by 90 marks. Determin...
‘X’ owns 40% less pens than ‘Y’. ‘Y’ owns 50% more pens than ‘Z’. By what percentage are the pens with ‘X’ less than those with ‘Z...
35% of ‘u’ added to 65% of ‘v’ results in 130. If ‘v’ is 70 more than ‘u’, find the value of (2u – v)
When a train starts it is carrying 320 passengers. At the first station 12 passengers got down and 42 passengers get into the train. At the second stati...
- The population of a city grows by 12% annually. If the population after 2 years will be 31,360, what is the present population?
Monthly income of A is Rs. 6500 and he saves 36% of his monthly income. If monthly expenditure of A is decreased by 35% while his monthly savings is inc...
Relevant for Exams:
