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The average age of a group of 10 friends is 27 years. If one friend leaves the group, the average becomes 25years. Find the age of the friend who left t...
The average weight of a group of five persons, A, B, C, D, and E is 62 kg. If another person K joins the group then the average weight of the group is d...
There are three distinct numbers ‘a’, ‘b’ and ‘c’. If, a = 150, (a + b) = 450 and (c – b) = 60, then find the average of a, b and c.
...In an examination the average marks of Rohit is 65. If he got 15 more marks in science and 25 more marks in maths then his average would have been 70. F...
Each question contains a statement followed by Quantity I and II. Read the information clearly and answer your questions accordingly.
Quant...
The average of five even numbers is 66. 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 present ages of Arun, Mohan, and Deepak together is 30 years. Five years from now, the sum of the ages of Mohan and Deepak will be 66...
A chef prepared 6 different dishes, and the average rating for those dishes was 18 out of 100. For the next 4 dishes, the chef improved significantly, a...
