MBA
Exam
F(x) is a cubic polynomial and the coefficients of F(x) are rational. If the graph of F(x) touches the x-axis, then how many rational roots does F(x) = 0 have?
1) 0
2) 1
3) 2
4) 3
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MBA Other Question
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A rational number A/B where A and B are co-prime, is converted into a decimal number. If both A and B are less than 100, then for how many values of B will A/B always be a terminating decimal?
1) 40
2) 16
3) 14
4) 20
How many 5 digit numbers exist having exactly two 4s in them?
1) 6804
2) 5427
3) 3888
4) 1377
