Question
The average of 6 numbers is 25. If the sum of the first
5 numbers is 110, find the 6th number.Solution
Total sum of 6 numbers = 6 × 25 = 150 Let 6th number = x. Sum of first 5 + 6th = 110 + x = 150 So x = 150 − 110 = 40 Answer: 6th number = 40.
Find the 36th term of the series 25, 29, 33……
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In a best-of-two chess match between Player X and Player Y, the probability that Player X wins a game is (5/9), and the probability that Player Y loses ...
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