Question
Sum of the present ages of A, B, C and D is 72 years.
After 3 years ratio of their ages is 5:4:3:2. What is C’s present age?Solution
At present sum of age = 72 years After 3 years sum of age will be, => 5x + 4x + 3x + 2x = 72 + 3 × 4 => 14x = 72 + 12 => x = 84/14 => x = 6 C’s present age = 3x – 3 = 15 years
If all the digits of the number '78564935' are written in descending order from left to right, then the position of how many digits remains unchanged?
Read the given statements and conclusion carefully. Assuming the information given in the statement is true, even if it appears to be at variance with ...
- How many such pairs of letters are there in the word ‘KNOWLEDGE’ that follow the same sequence as in the English alphabetical series (both forward and ...
If the consonants of the following words are arranged first, followed by the vowels as per the English alphabetical order and then the consonants are ch...
When all the letters of the word ‘CLARIFIED’ are replaced by its immediately preceding letter as per the English Alphabetical series, then how many ...
If in the number '854634168', '1' is added to all the odd digits and '2' is subtracted from the all the even digits then, all the digits are arranged i...
If all the prime digits of the number 9745976129 are written first (in increasing order) followed by even digits(in increasing order) and then odd digit...
How many pairs of letters are there in the word "NONSENSE" which has as many letters between them in the words as in English alphabetical series (both ...
How many such pairs of letter are there in the word FASHION each of which has as many letters between them in the word as in the English alphabet?
...If the consonants of the following words are arranged first, followed by the vowels as per the English alphabetical order and then the consonants are ch...
Relevant for Exams:
