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Mean of 10 items is 50. it was discovered that one item which should have been 100 was wrongly read as 90.

By Gabriella

Mean of 10 items is 50. it was discovered that one item which should have been 100 was wrongly read as 90.

About the author
Gabriella

73.
Shweta and Neha are on 15th and 20th places from upwards respectively in a
class of 55 girls. What will be their res

A number with 100 digits is given. The first two digits of that number are 2 and 9.
How many digits has a square of that numb

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