Question
Statements: All doors are nuts. All
nuts are bolts. All bolts are metals. Conclusions: I. Some metals are nuts II. Some bolts are not doors. III. Some metals are doors. (Q.156-160): In each of the questions below are given three statements followed by three conclusions numbered I, II and III. You have to take the given statements to be true even if they seem to be at variance with commonly known facts. Read all the conclusions and then decide which of given conclusions logically follows from the given statements disregarding commonly known facts.Solution
All nuts are bolts.(A) + All bolts are metals. (A) = All nuts are metals (A) ⇒ conversion ⇒ Some metals are nuts.(I), Hence, conclusion I follows. All doors are nuts.(A) + All nuts are bolts.(A) = All doors are bolts. (A) All doors are bolts. (A) + All bolts are metals.(A) = All doors are metals.(A) ⇒ conversion ⇒ Some metals are doors. (I), Hence, conclusion III follows.
5000, 2000, 800, 320, 128, 52.2
Find the wrong number in given number series.
136, 184, 250, 304, 376, 456
Find the odd number out in the following set and state the reason:
131, 151, 171, 191, 211
768Â Â Â 2304Â Â Â 288Â Â Â 864Â Â Â 106Â Â Â 324
132, 148, 196, 340, 762, 2068
120, 240, 80, 320, 60, 384
Find the wrong number in given number series.
6490, 6377, 6294, 6211, 6138
Find the wrong number in the given number series.
12, 29, 68, 145, 322, 669
Find the wrong number in the given number series.
8, 9, 64, 25, 216, 49
Find the wrong number in given number series.
7, 8, 27, 215,997, 8988.