Six bells starts ringing logether and ring at intervals of 4, 8, 10, 12, 15 and 20 seconds respectively. How many times will they ring together in 60 minutes?

Created: 2 months ago | Updated: 1 month ago

১৫

১৬

৩০

৩১

None of these

Job Solution Mercantile Bank Ltd Mercantile Bank Ltd - Management Trainee Officer - 31.07.2015 গণিত

286

Add Description

A water tank with 64-gallon capacity is filled by pipe A and emptied by pipe B. If the rate of water flow through pipe A is 2 gallons per hour, how many gallons per hour should flow through pipe B so that when both pipes are open, the initially empty tank shold be full in exactly 96 hours?

Created: 2 months ago | Updated: 1 month ago

3/8

4/3

2/3

8/3

None of these

Job Solution Mercantile Bank Ltd Mercantile Bank Ltd - Management Trainee Officer - 31.07.2015 গণিত

819

Add Description

If x is an integer divisible by 6 but not by 4, then which of the following CANNOT be an integer?

Created: 2 months ago | Updated: 1 month ago

n/2

n/3

n/12

n/10

None of these

Job Solution Mercantile Bank Ltd Mercantile Bank Ltd - Management Trainee Officer - 31.07.2015 গণিত

1057

Add Description

Three friends each contributed 8000 taka to buy a computer. If they bought the computer for 19500 taka plus 10% tax, how much money will each of them get back from the inital contribution?

Created: 2 months ago | Updated: 1 month ago

1950 taka

1500 taka

850 taka

650 taka

None of these

Job Solution Mercantile Bank Ltd Mercantile Bank Ltd - Management Trainee Officer - 31.07.2015 গণিত

244

Add Description

Rahat completes a journey in 10 hours. He travels first half of the journey at the rate of 21 km/hr and second half at the rate of 24 km/hr. Find the total journey in km.

Created: 2 months ago | Updated: 1 month ago

121 km

242 km

112 km

224 km

None of these

Job Solution Mercantile Bank Ltd Mercantile Bank Ltd - Management Trainee Officer - 31.07.2015 গণিত

465

Add Description

In a certain school, 20% of students are below 8 years of age. The number of students above 8 years of age is two-third of the number of students of 8 years of age which is 48. what is the total number of students in the school?

Created: 2 months ago | Updated: 1 month ago

৭২

100

None of these

Job Solution Mercantile Bank Ltd Mercantile Bank Ltd - Management Trainee Officer - 31.07.2015 গণিত

288

Add Description

Six bells starts ringing logether and ring at intervals of 4, 8, 10, 12, 15 and 20 seconds respectively. How many times will they ring together in 60 minutes?

Related Questions

A water tank with 64-gallon capacity is filled by pipe A and emptied by pipe B. If the rate of water flow through pipe A is 2 gallons per hour, how many gallons per hour should flow through pipe B so that when both pipes are open, the initially empty tank shold be full in exactly 96 hours?

If x is an integer divisible by 6 but not by 4, then which of the following CANNOT be an integer?

Three friends each contributed 8000 taka to buy a computer. If they bought the computer for 19500 taka plus 10% tax, how much money will each of them get back from the inital contribution?

Rahat completes a journey in 10 hours. He travels first half of the journey at the rate of 21 km/hr and second half at the rate of 24 km/hr. Find the total journey in km.

In a certain school, 20% of students are below 8 years of age. The number of students above 8 years of age is two-third of the number of students of 8 years of age which is 48. what is the total number of students in the school?