What is the cost, in taka, of a carpet x yards long and y yards wide, if the cost of carpet is Tk. 5 per square ft.?
In a class, 30% of the students are from Dhaka District and 20% of them from Dhaka city. What percent of the total students are from Dhaka city?
If a=b and 1/c=b then c=
The average of 2 numbers is X. If one of the numbers is A, the other number is
A man travels a distance of 10 miles at 20 miles per hour and returns over the same route at 30 miles per hour. What is his average speed for the round trip in miles per hour?
Mr. Arif can complete a job in 15 minutes, while Mr. Asif takes twice as long to do the same job. If they work together, how many minutes will they require to complete the job?
If x
A = B
A < B
A > B
B < Y
A rectangular area of 16 meters by 12 meters, is surrounded by a road 3 meters wide. The area of the road is :
The width of a rectangular plot was reduced by 30% and the length was reduced by 10%. The size of the new plot is what percent of the original plot?
If one angle of a triangle is three times a second angle and the third is 20 degrees more than the second angle, the second angle, in degrees, is
If m men can paint a house in d days, how many days will it take m+2 men to paint the same house?
If 3x+2>2x+7, then x is
Which of the following is the largest?
If 89 and 125 is divided by a positive integer X, then the remainders are 4 and 6 respectively.
It costs Tk. 1000 to make the first thousand copies of a book and x taka to make each additional copies. If a total of 6000 copies were made with a total cost of Tk. 5500, what is X?
If x is 2/5 of y and y is 5/7 of z, what is the ratio of z : x?
If 3 tailors can make 60 shirts per day, how many days will it take 6 tailors to make 120 shirts?
A trader purchased some pens for Tk. 150. If the price of each pen was Tk. 5 less, he would have got 5 more pens. How many pens did he buy?
If A : B= 1 : 2, B : C = 4 : 3 and A + B + C = 450, what is the value of B?
The length of a rectangle is increased by 50%. By what percent would the width have to be decreased to maintain the same area?
Three workers can do a job 12 days. Two of the workers work twice as fast as the third. How long would it take one of the faster workers to do the job alone?
The length of a room is 1.5 times of its breadth. If the area of the room is 216 sq. meter, what is the perimeter of the room?
If the sum of 3 consecutive integers is 210, then the sum of the two smaller integers is :
What is 10% of y/3, if 2y/3 is 10% of 400?
A person is hired for a job that Tk. 500 per month and receives a 10% raise in each following month. In the fourth month, how much will that person earn (in taka)?
A man and his wife have seven sons, and every one of the sons has a sister. How many are there in the family?
A bottle and a cork together cost a producer Tk 11. The bottle costs Tk 10 more than the cork. How much does the cork cost in taka?
If x+y=8p and x-y=6q, then x is
If 850+x+y-640=342, and if x=2y then y=
If a man was r years old s years ago, how many years old will he be t years from now?