The average number of sweets distributed in a class of 25 students is 6. If ‘x’ number of students newly joined the class and the average becomes 5, and then find the newly joined students in the class?
Let newly joined students be x, According to the question, 25 x 6 = (25 + x) x 5 150 = 125 + 5x 25 = 5x x = 5 The newly joined students in the class = 14
Which of the following letter will be 6th letter from the left end if the letters at even positions are replaced by succeeding letter in the...
If all the digits of the number ‘86542319’ are arranged in descending order from left to right, what will be the sum of the third digit from the lef...
Which of the following letter will be 9th letter from the left end if the letters at odd positions are replaced by succeeding letter in the w...
How many such digits are there in the number 86732459 each of which is far away from the beginning of the number as when the digits are arranged in desc...
When the digits, which are odd in the number ‘ 4864353465 ’ are decreased by 2 and the remaining digits are increased by 1, then what is the sum of ...
If the positions of the first and fifth digits of the number 83591427 are interchanged, similarly the positions of the second and the sixth digits are i...
If in the number 67389872, all digits are arranged in increasing order from left to right then how many digit remain same place in the new arrangement?
If all the letters in the word ‘SELENIUM’ are arranged in alphabetical order from left to right, then how many alphabets remains same in their posit...
Given below are four combinations [i], [ii], [iii] and [iv] of five words. In each combination you have to arrange the letters in English alphabetical o...
In the word ‘TOWARDS’ all consonants are written as their preceding letter and all vowels are written as their following letters. Now all letters ar...