How many square centimeters of construction paper Jesmin needs in order to exactly cover, with no overlap, 5 sides of a cube with edges that are 12 centimeters long?
Karim can buy single poster boards for 80 paisa each or a package of 12 poster boards for Taka 7.50. How much more (in Taka) would Karim have to pay for 3 dozen poster boards if he buys them individually than if he buys them in packages?
A carpenter needs 4 boards, each 2 feet 10 inches long,. If wood is sold only by the feet, what is the minimum length, in feet, of wood he must buy?
Rahim is two years older than Karim who is twice as old as Ashraf. If the ages of the three total 27 years, how old is Karim?
In the Excel Manufacturing Company, 46 percent of the employees are men. If 60 percent of the employees are unionized and 70 percent of these are men, what percent of the non-unionized workers are women?
One-third of a cylindrical oil tank is filled. If 3 more liters are added, a half of the tank will be filled. What is the capacity, in liters, of the tank?
A man buys some shirts and some ties. Shirts cost Tk.70 each and the ties cost Tk. 30 each. If the man spends exactly Tk. 810 and buys the maximum number of shirts possible under these conditions, what is the ratio of shirts to ties?
From the time 6:15 pm to the time 7:45 pm, of the same day, how many degrees does the minute hand of a standard clock rotate?
A,B,C and D enter into parternership. A subscribes 1/3 of the capital, B14, C15 and D the rest. What is the share of D out of a profit of TK. 6000?
If Anwar's salary is 25% greater than that of Babu, what is the ratio of the salary of fBabu and Anwar ?
In a Container,there are 2 green marbles and 2 red marbles. You randomly pick two marbles . What is the probability that both of them are green ?
A man buys pen at the rate of TK. 420 per 100 pieces and sells them at TK. 60 per dozen . If the profit is TK. 100, how many pens did he buy ?
If m and n are positive integers, which of the following must be an even integer ?
A salesman's income consists of his salary and commission . His monthly salary is TK. 8,000. During one month, the commission he earned was 5/4 of his salary . What fraction of his income for that month came from commission ?
In a club 50% of the male voters and 80% of the female voters voted for candidate A . If candidate A received 70% of the total votes, what is ratio of male to female voters ?
The ratio of two numbers is 9:15. If the former number is 36 then the next number is:
The sum of three consecutive even numbers is 42 and the sum of three consecutive odd numbers is 51. Find the ratio of the lowest even and odd numbers.
If a commission of 10% is given to the customer on the catalog price of a book, the publisher gains 20%. If the commission is increased to 155, the gain is:
If Shamim were twice as old as he is now, he would be 40 years older than kamal. If Kamal is 10 years younger than Shamim, how old is Shamim now?
What is the value of x if the average of 105, 117, 125 and x is 115?