The average weight of the class of 35 students was 45 kg. With the admission of a new student the average weight came down to 44.5 kg. Find the weight of new student?
Correct answer A. 27 kg
Tip: press A, B, C or D to answer, and N for the next question.
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Correct answer B. 4.45 feet
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What is the average (arithmetic mean) of the positive integers from 101 to 200 inclusive?
Correct answer A. 150.5
Let X be the median and Y the mode of the following set of numbers: 15 60 30 40 60 90. What is the average (arithmetic mean) of X and Y?
Correct answer A. 55
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