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The Malacca Strait connects the Andaman Sea and the South China Sea.
The average score of 10 students in a test is 85. If the average of the top 4 scores is 92.5, what is the average score of the other 6 students?
The average mark obtained by Khushi in four papers was 51, and in the fifth paper, she obtained 56 marks. Find his new average in all five papers.
The average weight of 14 persons increases by 3.5 kg when a new person comes in place of one of them weighing 48 kg. The weight of the new person is.
Of the four numbers, whose average is 75, the first is one-fourth of the sum of the last three. The first number is