Question
If the nth term of an A.P. is given by Tₙ = 4n + 2,
then what is the sum of the first 15 terms of the A.P.?Solution
How many such pairs of letters are in the word "PROFITABLE", which has as many letters between them (both forward and backward) as in the English alphab...
In the given number ‘453976394’ if ‘2’ is subtracted from each odd number and ‘2’ is added to each even number then how many digits are rep...
In the word ‘DEBATE’ all consonants are written as their preceding letter and all vowels are written as their following letters. Now all letters are...
If we arrange all the digits of the number “783695421” in ascending order from left end, then what will be the sum of 5th number from the right end ...
If all the number 6284593 are arranged in descending order from left to right, the position of how many numbers will remain unchanged?
Each even digit in the number 678532 is replaced by the next higher digit and each odd digit is replaced by the previous lower digit and the digits obta...
- How many such pairs of letters are there in the word ‘RAINBOW’ that maintain the same letter gap as in the English alphabetical series (both forward an...
If in the word DENOMINATOR, first all the consonants are arranged in alphabetical order from left to right and then all vowels are arranged in alphabeti...
Consider the following number sequence:
8 5 6 7 3 9 5 1 3 5 3 2 5 6 7
How many prime numbers are present in the above sequence which are n...
If in the word ‘PERSPECTIVE’, all the letters are changed to 4th preceding letter and all the letters are arranged as per English alphabetical serie...
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