# The average salary per head of all workers of an institution is60. The average salary per head of 12 officers is400. The average salary per head of the rest is56. Then the total number of workers in the institution is

1.  1030

2.  1032

3.  1062

4.  1060

4

1032

Explanation :
No Explanation available for this question

# A man spends an average of1,694.70 per month for the first 7 months and1,810.50 per month for the next 6 months, His monthly salary if he saves3,084.60 during the whole year is

1.  2400

2.  3000

3.  1000

4.  2000

4

2000

Explanation :
No Explanation available for this question

# A man can row at 10 kmph in still water. If it takes a total of 5 hours for him to go to a place 24 km away and return, then the speed of the water current is

1.  2 kmph

2.  3 kmph

3.  ½ kmph

4.  1 kmph

4

2 kmph

Explanation :
No Explanation available for this question

# A man started 20 minutes late and travelling at n speed of 11/2 times of his usual speed reaches his office in time. The time taken by the man to reach his office at his usual speed is

1.  40 minutes

2.  1 hr 20 minutes

3.  1 hour

4.  30 minutes

4

1 hour

Explanation :
No Explanation available for this question

# Divide15,494 between A and B so that A's share at the end of 9 years may be equal to B's share at the end of 11 years interest being 20% per annum. Then A’ share is

1.  8,000

2.  9,140

3.  9,144

4.  9,414

4

9,144

Explanation :
No Explanation available for this question

# An amount is invested in a bank at compound rate of interest. The total amount, including interest, after first and third year is1,200 and1,687 respectively. What is the rate of interest

1.  10%

2.  3.9%

3.  12%

4.  15%

4

15\%

Explanation :
No Explanation available for this question

# The difference between compound and simple rates of interest on10,000 for 3 years at 5% p.a. is

1.  76.25

2.  76.75

3.  76.50

4.  76

4

76.25

Explanation :
No Explanation available for this question

# A solid consists of a circular cylinder with exact fitting right circular cone placed on the top. The height of the cone is h. If total volume of the solid is three times the volume of the cone, then the height' of the circular cylinder is

1.  2h

2.  2h/3

3.  4h

4.  3h/2

4

2h/3

Explanation :
No Explanation available for this question

# Water flows at a rate of 10 meters per minute from a cylindrical pipe 5 mm in diameter. How long will it take to fill up a conical vessel whose diameter at the base is 40 cm and depth is 24 cm

1.    51 mins 12 secs

2.  62 mins 1secs

3.  48 mins 15 secs

4.  55 mins

4

51 mins 12 secs

Explanation :
No Explanation available for this question

1.  42√2 cm

2.  45√3 cm

3.  52√2 cm

4.  54 √3cm

4