MBA Exam

In Triangle PQR, the incircle touches the sides QR, RP And PQ at T,U,S respectively.If the radius of the incircle is 4 units and QT, RU, and PS are consecutive integers then what is the area of triangle?

1) 42
2) 84
3) 64
4) 96

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MBA Other Question
What is the remainder when 9 × 99 × 999 × … × 99… 9 is divided by 1000? The last number in the product series contains 999 number of 9’s.

1) 89
2) 109
3) 129
4) None Of these
 If the quadratic equations ax2 + 2cx + b = 0 and ax2 + 2bx + c = 0 (b !=c) have a common root then a + 4b + 4c is equal to

1) -2
2) -1
3) 0
4) 1
5) 2