MBA Exam

While writing all natural numbers from 100 to 199, how many contain digit 1?

1) 99
2) 101
3) 100
4) 110

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MBA Other Question
For which of the following value of a, the expression 27y5 + x3y4 + 8x3 – x2y3 ≥ 0(x, y are real numbers greater than zero) definitely holds true.

1) 20
2) 25
3) 18
4) 27
 The sum of a number and the two numbers preceding it is equal to 30. Find the number.

1) 10
2) 11
3) 9
4) 8