Twenty sets of problems on quantitative ability - one set each for the quant section of each AIMCAT from AIMCA T 1 to AIMCAT 20, were prepared by the faculty at T.I.M.E. The quant section of each AlMCAT contained 50 questions of which exactly 35 questions were unique, i.e., they had not been used in the quant section of any of the other 19 AIMCATs. What could be the maximum possible number of questions prepared by the faculty at T.I.M.E. for the quant sections of aU the 20 AIMCA Ts put together?
Correct Answer : C
In the above question, what could be the minimum possible number of questions prepared?
A traveler, on his way to a certain village A, reaches a road junction, where he can turn left or right.He knows that only one of the two roads leads to village A, but unfortunately, he does not knowwhich one. Fortunately, he sees two twin-brothers standing at the road junction, and he decides toask them for directions.
The traveler knows that one of the two brothers always tells the truth and the other one always lies.Unfortunately, he does not know which one always tells the truth and which one always lies.With which of the following questions can the traveler find out the way to village A by asking justthis one question to one of the two brothers?
The value of 2117 ×´1883 – 1113 × 887 is