# Which of the following statements are true regarding the polygons I. Interior angle of a regular penta­gon is three times the exterior angles of a regular decagon. II. In a convex hexagon the sum of all interior angles is equal to twice the sum of its exterior angles formed by producing the sides in the same order. III. The number of diagonals of a polygon of n sides =

1.  I is true

2.  I and III are true

3.  II and III are true

4.  All of these

4

All of these

Explanation :
No Explanation available for this question

1.  14 hours

2.  7 hours

3.  8 hours

4.  16 hours

4

8 hours

Explanation :
No Explanation available for this question

# A train is 125 m long. If the train takes 30 seconds to cross a tree by the railway line, then the speed of the train is :

1.  14 km/hr

2.  15km/hr

3.  16km/hr

4.  12 km/hr

4

15km/hr

Explanation :
No Explanation available for this question

# A train passes two bridges of lengths 800 m and 400 m in 100 seconds and 60 seconds respec­tively. The length of the train is :

1.  80 m

2.  90 m

3.  200 m

4.  150 m

4

200 m

Explanation :
No Explanation available for this question

# In a trapezium ABCD, if AB || CD, then AC2 + BD2 is equal to :

1.  BC2 + AD2 + 2AB . CD

2.  AB2 + CD2 + 2AD . BC

3.  AB2 + CD2 + 2AB . CD

4

BC2 + AD2 + 2AB . CD

Explanation :
No Explanation available for this question

# The divisor is 25 times the quo­tient and 5 times the remainder. If the quotient is 16, the dividend is :

1.  6400

2.  6480

3.  400

4.  480

4

6480

Explanation :
No Explanation available for this question

# Find the least multiple of 23, which when divided by 18, 21 and 24 leaves the remainder 7, 10 and 13 respectively.

1.  3013

2.  3024

3.  3002

4.  3036

4

3013

Explanation :
No Explanation available for this question

# What is the percentage increase in the gross traffic receipts in 2008-09 as compared to 2006- 07

1.  33.9%

2.  41.5%

3.  20.7%

4.  17%

4

41.5\%

Explanation :
No Explanation available for this question

# If profit = gross traffic receipts total expenditure, then in 2009- 10, what percentage of gross traf­fic receipts is the profit made

1.  5.9%

2.  6.4%

3.  7.2%

4.  8%

4

5.9\%

Explanation :
No Explanation available for this question

1.  2010-11

2.  2009-10

3.  2008-09

4.  2007-08

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