In a business, A and C invested amounts in the ratio 2:1,whereas the ratio between amounts invested by A and B was 3:2. If Tk. 1,57,300 was their profit,how much amount did B receive ?
Which one of the following is not a prime number ?
(0.04)^-1.5 = ?
A sum of money is borrowed and paid back in two annual installments of Tk. 882 each allowing 5% compound interest. The sum borrowed was :
What is the unit digit in the product (684*759*413*676) ?
A certain number of men can finish a piece of work in 100 days. If , there were 10 men less, it would take 10 days more for the work to be finished. How many men were there originally ?
One year ago, Pinky was four times as old as her daughter Soma. Six years hence, Pinky's age will exceed her daughter's age by 9 years. The ratio of the present ages of Pinky and her daughter is :
The ratio between the perimeter and the breadth of a rectangle is 5:1. If the area of the rectangle is 216 sq.cm, what is the length of the rectangle ?
(87*87+61*61-2*87*61) = ?
A is faster than B,A and B each walk 24km. The sum of their speeds is 7 km/hr and the sum of times taken by them is 14 hours. Then, A's speed is equal to :
How many times in a day, the hands of a clock are straight ?
The sum of two numbers is 40 and their difference is 4. The ratio of the numbers is :
Two trains are running in opposite directions with the same speed. If the length of each train is 120 meters and they cross each other in 12 seconds, then the speed of each train (in km/hr) is :
The average of first 50 natural numbers is :
In an election a candidate who gets 84% of the votes is elected by a majority of 476 votes. What is the total number of votes polled ?
A sum of money lent out at simple interest amounts to Tk. 720 after 2 years and to Tk. 1020 after a further period of 5 years. The sum is -
In a certain store, the profit is 320% of the cost. If the cost increases by 25% but, the selling price remains constant, approximately what percentage of the selling price is the profit ?
138.009+341.981-141.305=123.6+?
The square root of (7+35)(7-35) is:
Find the greatest number that will divide 43,91, and 183 so as to leave the same remainder in each case.