MBA
Exam
If 'a' is one of the roots of x^5-1=0 and a=!1,then what is the value of a^15+a^16+a^17...+a^50??share ur approach 1) 1 2) 5a 3) 35 4) none of these
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MBA Other Question
What annual installment will discharge a debt of Rs.1815 due in 3 months at 10% Simple Ineterest? 1) 500 2) 520 3) 550 4) 580
The integers 1, 2, …, 40 are written on a blackboard. The following operation is then repeated 39 times: In each repetition, any two numbers, say a and b, currently on the blackboard are erased and a new number a + b – 1 is written. What will be the number left on the board at the end? 1) 820 2) 821 3) 780 4) 819 5) 781