Hydrofluoric acid (HF) is notably used for etching glass due to its ability to react with silica, the primary component of glass. This process is used in both artistic and industrial applications to create detailed designs on glass surfaces.
In the number ‘8984376589’, 1 is subtracted from all the odd numbers and 1 is added to all the even numbers. Now, in the obtained number, how many ...
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...
How many such pairs are there in the word ‘COMMONWEALTH’ each of which has as many letters between them in the word (both forward and backwa...
If all the number 85243679 are arranged in descending order from left to right, the position of how many numbers will remain unchanged?
Five words are given in the options and taking four letters of each of the words as specified, different words can be obtained and one of them is not an...
If in the number '647315368', 1 added to all the odd numbers, then what is the sum of the digits which are repeating more than two times in the new numb...
If all the digits of the number '56342893' are written in descending order from left to right, then the position of how many digits remains unchanged?
If in the number '7243564', 1 is subtracted from all the odd digits and 2 is added to all the even digits then all the numbers which are not repeated m...
If all the digits of the number 785789578393 are arranged in ascending order from the left end, then the position of how many digits remain unchanged a...
If we arrange all the vowels of the word “COMPILATION” in alphabetical order first and then arrange all the consonant in alphabetical order as per E...
