Aptitude and Reasoning Questions

Five people A,B,C,D and E are sitting in a row facing you such that D is on the left of C and B is on the right of E. A is on the right of C and B is on the left of D. If E occupies a corner position, then whose sitting in the centre?

In the following question, from the given alternative words, select the word which cannot be formed using the letters of the given word.
Passenger

In each of the following question below are given some statements followed by some conclusions. Taking the given statements to be true even if they
seem to be at variance from commonly known facts, read all the conclusions and then decide which of the given conclusion logically follows the given statements.
Statements:
I. All stars are white.
II. All white are moon.
III. No moon is blue.
Conclusions:
I. Some moon are stars.
II. No blue is stars.
III. Some white are stars.
IV. Some blue are white.

In the following question, select the odd letter/ letters from the given alternatives

If '←' stands for '+', '→' stands for '-', '↑' stands for '÷', '↓' stands for 'x', '^' stands for '=', then which of the following alternatives is correct?

If 3x2 - ax + 6 = ax2 + 2x + 2 has only one (repeated) solution, then the positive integral solution of a is

In the following square represents Optometrists, triangle represents Painters, circle represents Vegetarians and rectangle represents Men. Which set of letters represents Painters who are either men or vegetarians?

The angles of elevation of top and bottom of a flag kept on a flag post from 30 metres distance, are 45 and 30 deg respectively. Height of the flag is [taking √3 = 1.732]