# Let a, b, c be distinct such that a + 1/b = b + 1/c = c + 1/a, then abc equals

1.  1

2.  0

3.  -1

4.  greater than 1

5.  Less than -1

5

1

Explanation :
No Explanation available for this question

# Find tan 9 − tan 27 − tan 63 + tan 81 ( all angles in degrees)

1.  2

2.  3

3.  4

4.  5

5.  none of these

5

4

Explanation :
No Explanation available for this question

# Let tan θ = tan 10 − tan 50 + tan 70 then θis ( all angles in degress)

1.  15

2.  30

3.  45

4.  60

5.  75

5

60

Explanation :
No Explanation available for this question

# By selling oranges at ‘p’ Rs for   dozen, a vendor makes a profit of r%. If he had bought themat the rate of q for Rs.12, what does 5pq – 12r equal

1.  12

2.  120

3.  1200

4.  Indeterminate

4

1200

Explanation :
No Explanation available for this question

# If x2 – 5x + 6 < 0 and P = x2 + 5x + 6 then which of the following statements is true

1.  P can take any real value

2.  20 < P < 30

3.  0 < P < 20

4.  P > 30

4

20 < P < 30

Explanation :
No Explanation available for this question

# The perimeter of a scalene triangle is 23, and the length of its sides are the digits of a three digitnumber divisible by 88. Then the area of the triangle is ,

1.

2.

3.

4.  Indeterminate

4

Explanation :
No Explanation available for this question

# The sides of the decagon meet at right angles as given below. What is the perimeter of thedecagon

1.  22

2.  32

3.  44

4.  Indeterminate

4

44

Explanation :
No Explanation available for this question

# A cube with two diagonals of adjacent faces meeting at one vertex is given below. What is theangle between the diagonals

1.  45°

2.  60°

3.  75°

4.  90°

4

60°

Explanation :
No Explanation available for this question

# If   and   are the arithmetic mean and the harmonic mean between two numbers, then thesmaller of the two numbers is

1.  3

2.  4

3.  6

4.  7

4

4

Explanation :
No Explanation available for this question

1.  9

2.  10

3.  13

4.  14

4