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The logic followed here is as follows: 1 is added to all the digits and then the digit we get is the place value of an English letter as per the English Alphabetical series.
7783 → 8894. So, ‘8894' is written as 'HHID’.
5438 → 6549. So, ‘6549' is written as 'FEDI’.
Similarly, for '6147': So, '7258' is written as 'GBEH'.
The average of five even numbers is 64. If we replace two of these even numbers, 84 and 92, with a single even number X, the new average decreases by 4....
The average of the first four numbers is 'x+30', the average of the next 10 numbers is 'x', and the average of the remaining 6 numbers is 'x−20'. If t...
The average of 19 numbers is 16.The average of first 9 numbers is 13 and that of the last 9 numbers is 15. What will be the 10th number?
The average of all prime numbers between 32 and 69 is.
In an office, there are 52 employees with an average weight of 38 kg. When the office manager's weight is included, the average w...
The average age of a class of 20 girls is 15 years. If 5 new girls having average age of 10 years join the class, then the average age of the class beco...
There are three distinct numbers ‘p’, ‘q’ and ‘r’. If, p = 160, (p + q) = 460 and (r – q) = 80, then find the average of p, q and r.
...The average height of each student in a class of 20 students is 125 cm. If 10 new students joined the class, then the average height of the each student...
