# A bag contains 6 black and 8 white balls .one ball is drawn at random .What is the probability that the ball drawn is white

1.  3/4

2.  4/7

3.  1/8

4.  3/7

4

4/7

Explanation :
No Explanation available for this question

# The maximum length of a pencil that can be kept in a rectangle box of dimensions 8 cm x 6 cm x 2 cm, is

1.  2√13 cm

2.  2√14 cm

3.  2√26 cm

4.  10√2 cm

4

2√26 cm

Explanation :
No Explanation available for this question

# A box contains 5 green m 4 yellow and 3 white marbles .Three marbles are drawn at random, What is the probability that they are not of the same colour

1.  3/44

2.  3/55

3.  52/55

4.  41/44

4

41/44

Explanation :
No Explanation available for this question

# A bag contains 4 White ,5 Red  and 6 blue balls .three balls are drawn at random from the bag .The probability  that all of them are red , is

1.  1/22

2.  3/22

3.  2/91

4.  2/77

4

2/91

Explanation :
No Explanation available for this question

# The simple interest on a sum of money at  8% per annum for 6 years is half the sum. The sum is

1.  Rs. 4800

2.   Rs. 6000

3.  Rs. 8000

4

Explanation :
No Explanation available for this question

# Find the length of the longest that can be placed in a room 16 m long, 12 m broad and 10(2/3) m high

1.  22(1/3) m

2.  22(1/3) m

3.   23 m

4.  68 m

4

22(1/3) m

Explanation :
No Explanation available for this question

# A bag contains 4 white ,5 red and 6 blue balls .Three balls are drawn at random from the bag .The  probability one ball is red and the other two balls are white

1.  1/2

2.  1/12

3.  3/10

4.  7/12

4

1/2

Explanation :
No Explanation available for this question

# At what rate percent per annum will the simple interest on a sum money be 2/5 of the amount in 10 years

1.  4%

2.  5(2/3)%

3.  6%

4.   6(2/3)%

4

4\%

Explanation :
No Explanation available for this question

# A bag contains 2 red ,3 green and 2 blue balls .Two balls are drawn at random .What is the probability that none of the balls drawn is blue

1.  10/21

2.  11/21

3.  2/7

4.  5/7

4

10/21

Explanation :
No Explanation available for this question

# In how much time would the the simple interest on a certain sum be 0.125 times the principal at 10% per annum

1.  1(1/4) years

2.  1(3/4) years

3.   2(1/4) years

4.  2(3/4) years

4