The correct answer is D
Average 20 numbers is ‘x’. If the average of first 12 numbers is 72.5 while average of last 5 numbers is 82.2 and 13th, 14th a...
The average weight of 4 persons is 38 kg. The heaviest person’s weight is 22 kg more than the lightest person’s weight. If the average weight of the...
The average weight of 7 boxes P, Q, R, S, T, U and V is 72kg. Another box A is added to group and the average now becomes 70kg. If another box C whose ...
The average age of A and B is 15 years. If A is to be replaced by C, the average would be 14 years. The average age of C and A is 16 years. Find the age...
The average weight of a group of 30 employees is 65 kg. If an additional five employees, each with an average weight of 72 kg, are added to the group, w...
Average age of 3 children born at intervals of 2 years is 8. How old is the eldest child?
In an examination, the average marks obtained by the students is 60. After correcting the quantitative mistakes, the average of 100 students is reduced ...
Each question contains a statement followed by Quantity I and II. Read the information clearly and answer your questions accordingly.
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In a company, the average salary of 30 employees is ₹40,000. Out of these, the average salary of 20 employees is ₹35,000, and the average salary of ...
A number is such that when it is multiplied by 9, it gives another number which is as much above from 420 as the original number (itself) is below 420. ...
