# Three coins are tossed. Find the probability of getting two heads and a tail.

1.  1/4

2.  5/8

3.  3/8

4.  3/4

4

3/8

Explanation :
No Explanation available for this question

# A pump can fill a tank with water in 2 hours. Because of a leak, it took 2.33 hours to fill the tank. The leak can drain all the water of the tank in-

1.  4.33 hours

2.  7 hours

3.   8 hours

4.  14 hours

4

14 hours

Explanation :
No Explanation available for this question

# A shopkeeper sells one transistor for Rs. 840 at a gain of 20% and another for Rs. 960 at a loss of 4%. His total gain or loss percent is-

1.  5.9% loss

2.  5.9% gain

3.  6.66%gain

4.  None of these

4

5.9\% gain

Explanation :
No Explanation available for this question

# A box contains 2 white balls, 3 black balls and 4 red balls. In how many ways can 3 balls be drawn from the box, if at least one black ball is to be included in the draw

1.  32

2.  48

3.  64

4.  96

4

48

Explanation :
No Explanation available for this question

# Five balls commence tolling together and toll at intervals 2, 5, 6, 8 and 9 seconds respectively. How many times do they toll together in a hour

1.  11

2.  12

3.  10

4.  6

4

11

Explanation :
No Explanation available for this question

# The distance between the rails in broad gauge is-

1.  1 meter

2.  0.676 meters

3.  1.676 meters

4.  1.767 meters

4

1.676 meters

Explanation :
No Explanation available for this question

# In a 100m race, A beats B by 10m and C by 13m. In a race of 180m, B will beat C by-

1.  5.4m

2.  4.5m

3.  5m

4.  6m

4

6m

Explanation :
No Explanation available for this question

# If 40% of a number is equal to two-third of another number, what is the ratio of first number to the second number

1.  2:5

2.  3:7

3.  5:3

4.  7:3

4

5:3

Explanation :
No Explanation available for this question

# Look at the series: 12, 32, 72, 152……..

1.  312

2.  325

3.  515

4.  613

4

312

Explanation :
No Explanation available for this question

1.  OLPA

2.  KLMA

3.  LLMA

4.  KLLA

4