# How along will it take a sum of money invested at 5% p.a. S.I. to increase its value by 40%

1.  5 years

2.  6 years

3.   7 years

4.  8 years

4

8 years

Explanation :
No Explanation available for this question

# In a box ,there are 8 red , 7 blue  and 6 green balls, one ball is picked up randomly What is the probability that is neither red nor green

1.  2/3

2.  3/4

3.  7/19

4.  8/21

5.  9/21

5

8/21

Explanation :
No Explanation available for this question

# How many bricks, each measuring 25 cm x 11.25 cm x 6 cm, will be needed to build a wall 8 m x 6 m x 22.5 cm

1.  5600

2.  6000

3.  6400

4.  7200

4

6400

Explanation :
No Explanation available for this question

# A sum of money becomes 7/6 of itself in 3 years at a certain rate of simple interest. The rate per annum is

1.  5(5/9)%

2.   6(5/9)%

3.  18%

4.  25%

4

5(5/9)\%

Explanation :
No Explanation available for this question

# A box contains 10 black and 10 white balls .The probability of drawing two balls of the same color ,Is

1.  9/19

2.  9/38

3.  10/19

4.  5/19

4

9/19

Explanation :
No Explanation available for this question

# Simple interest ion a certain sum at a certain annual rate of interest is 1/9 of the sum. If the numbers representing rate percent and time in years be equal, then the rate of interest is

1.  3(1/3)%

2.  5%

3.   6(2/3)%

4.  10%

4

3(1/3)\%

Explanation :
No Explanation available for this question

# The number of bricks, each measuring 25 cm x 12.5 cm x 7.5 cm, required to construct a wall 6m long , 5m high and 0.5 m thick, while the mortar occupies 5% of the volume of the wall, is

1.  3040

2.  5740

3.  6080

4.  8120

4

6080

Explanation :
No Explanation available for this question

# 50 men took a dip in a water tank 40 m long and20 m broad on a religious day. If the average displacement of water by a man is 4 m3, then the rise in the water level in the tank will be

1.  20cm

2.  22cm

3.  35cm

4.  50cm

4

22cm

Explanation :
No Explanation available for this question

# A tank 4 m long 2.5 m wide and 1.5 m deep is dug in a field 31 m long and 10 m wide. If the earth dug out is evenly spread out over the field, the rise in level of the field isa

1.  3.1 cm

2.  4.8 cm

3.  5 cm

4.   6.2 cm

4

5 cm

Explanation :
No Explanation available for this question

1.  21/46

2.  1/50

3.  1/5

4.  3/25

4