MBA Exam

Observe the construction where line AB is parallel to line CD. The measure of angle ACB is 90 degrees. Segment AC is equal to segment BC. Also, segment AB is equal to segment BD. Find the measure of angle CBD.

1) 15°
2) 30°
3) 45/2°
4) 45°
5) Cannot be determined

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MBA Other Question

Let a,b and c be real numbers.Then the fourth degree polynomial in x acx^4 + b(a+c)x^3+(a^2+b^2+c^2)x^2+b(a+c)x+ac

1) has 4 complex (non-real) roots
2) has either four real roots or four complex roots
3) has two real roots and two complex roots
4) has four real roots
A = 123456 - - - - - - - - - upto 1000 digits, formed by writing the consecutive integers sequentially. What is the remainder when A is divided by 16?

1) o
2) 13
3) 7
4) 15
5) 9