# What is the largest number of pipes of the shape of right circular cylinders with length10 cm and radius 1 cm that can be fitted into a box, all of whose sides are 20 cm in length

1.  800

2.  400

3.  200

4.  None of these

4

None of these

Explanation :
No Explanation available for this question

# In a 500m race Dishu beats Abhishek by 100m or 5 seconds. In another race on the same track at the same speeds. Abhishek and Prashant start at one end while Dishu starts at the opposite end. How many metres would Abhishek have covered, by the time Dishu meets Prashant given that Dishu's speed is 10 m/sec more than that of Prashant.

1.  200 m

2.  225 m

3.  250 m

4.  275 m

4

250 m

Explanation :
No Explanation available for this question

# The speed of a motor boat itself is 20 km/h and the rate of flow of the river is 4 km/h. Moving with the stream the boat went 120 km. What distance will the boat cover during the same time going against the stream

1.  80 km

2.  180 km

3.  60 km

4.  100 km

4

80 km

Explanation :
No Explanation available for this question

# A certain amount of money has been invested to earn a simple interest of 10% per annum. Theinterest earned every year is again invested at the same rate. After how many years will the amountbecome the square of itself

1.  7

2.  14

3.  22

4.  Indeterminate

4

Indeterminate

Explanation :
No Explanation available for this question

# Ram covers a part of the journey at 20 kmph and the balance at 70 kmph taking total of 8 hours to cover the distance of 400 km. How many hours has he been driving at 20 kmph

1.  2 hours

2.  3 hours 20 minutes

3.  4 hours 40 minutes

4.  3 hours 12 minutes

4

3 hours 12 minutes

Explanation :
No Explanation available for this question

# I travel the first part of my journey at 40 kmph and the second part at 60 kmph and cover the total distance of 240 km to my destination in 5 hours. How long did the first part of my journey last

1.  4 hours

2.  2 hours

3.  3 hours

4.  2 hours 24 minutes

4

3 hours

Explanation :
No Explanation available for this question

# If x =,find

1.  0

2.  1

3.  2

4.  4

4

4

Explanation :
No Explanation available for this question

# There is a square park with sides 20 m, and there are 2 diagonal paths that are 2m wide. Find thearea of the park without the paths.

1.  324 m2

2.  320 m2

3.  322 m2

4.  326 m2

4

324 m2

Explanation :
No Explanation available for this question

# What is the minimum length of a string with which one can surround a triangle of area 36√ 3cm

1.  8 cm

2.  36 cm

3.  72 cm

4.  56 cm

4

36 cm

Explanation :
No Explanation available for this question

1.  300 cm2

2.  250 cm2

3.  200 cm2

4.  150 cm2

4