৩১০৭৩
a salesman usually makes 25% profit on every radio he sells. During a sale, he reduces his profit margin to 20% while his sales increase by 10% what is the ratio of this new profit to his usual profit?
উত্তর
22 : 25
৩১০৭৪
Zakir plans to visit an Art gallery once in every month of 2011 except for November and December when he plans to visit three times in each of those months. A single admission costs Tk. 5.50 , a pass valid for unlimited visits in any 3-month period can be purchased for Rk 27 , and annual pass costs Tk 80. what is the least amount that Zakir can spend for his intended number of visits?
উত্তর
Tk 76.50
৩১০৭৫
In what ratio must a grocer mix two varieties of tea worth Tk.60 per kg and Tk.80 per kg that by selling the mixture at Tk.68.20per kg he may gain 10%?
উত্তর
3:2
৩১০৭৭
Two people were hired to plough a field for a total of Tk. 498. They completed the job with one person working for 1.75 hours and the other working for 0.875 hours. If they split the Tk. 498 in proportion to the amount of time each spent working on the job, how much will person who worked longer receive?
উত্তর
Tk. 332
৩১০৭৮
How many numbers from 1 to 200 inclusive are equal to the cube of an integer?
উত্তর
1
৩১০৭৯
stand next to the lamppost and face west ,walk 20 yards and then turn 90 degrees clockwise. Walk another 10 yards and then turn 45 degrees anticlockwise. Walk another 15 yards, reverse you direction and walk 5 yards back. Turn 135 degrees clockwise and walk another 10 yards. In which direction are you now facing?
উত্তর
West
৩১০৮০
At a particular moment, if the angle between the hour hand and the minute hand of a clock is 105 degree, what was the time by the lock at that time?
উত্তর
6 : 20