A man 6 feet tall casts a shadow 4 feet long, at the same time a flagpole casts a shadow which is 50 feet long. How long is the flagpole?
In Rajshahi 5 adults are unemployed for every 120 who have jobs. Out of 2,125 adults how many have jobs?
How many pupils can be seated in a room with N single chairs and B double seated benches?
One-fourth of the students of a school play cricket and two-third of the rest play football. The remaining 400 students do not play either of the games. How many students are there in the school?
If a : b = 4 : 7 and b : c = 5 : 6, than a : b : c =?
There are 8 job applicants sitting, in waiting room, 4 women and 4 men. If two of the applicants are selected at random, what is the probability that both will be women?
How many tiles each 1 foot square are necessary to form a 1 foot border around the inside of a room 24 feet by 14 feet?
A triangle has a base x and an altitude y. A second triangle has a base twice the altitude of the first triangle, and an altitude twice the base of the first triangle. What is the area of the second triangle?
A 60-gallon tank is 60% full of water. If 50% of the water is poured in a 90-gallon tank, what percent of the 40-gallon tank is filled?
Pasha is paid an hourly rate of Tk. 11 with overtime at 1.5 times the hourly rate for any hours in excess of 40 per week. In addition, he also receives a 6% commission on all sales over Tk. 2,500 per week. He worked for 53 hours last week and had sales of Tk. 8,659. What were his gross earnings in Tk. for the week?
Today Jim is twice as old as Fred and Sam is 2 years younger than Fred. Four years ago Jim was 4 times as Sam. How old is Jim now?
After working for a total of 4 hours at temporary job we were told that we had just completed 1/4 of the task. How much longer in hour should it take us to finish the entire job?
A candy dealer makes up a mixture of 3 parts of candy costing him Tk. 60 per pound with 2 parts of candy costing him Tk. 70 per pound and 2 parts of candy costing him Tk. 50 per pound. At what price per pound should he sell his mixture to make a profit of 25 percent?
The XYZ Corporation sells pens, pencils, and erasers. The pens make up 2/5 of all sales, the pencils 1/10 of pens and the erasers 1/2 of pens and pencils together. What percentage of all sales is for eraser?
Mr. Arif left Tk. 50 lac to his three sons-Abu, Bony and Chinu. The money was distributed amongst the sons in such a way that for every 1 Tk. Abu received, Bony received Tk. 1.5 and Chinu received Tk. 2.5. How much money did Bony receive?
A car passes Dhaka at 9:55 am and Gazipur at 10:15 am. Gazipur is 30 miles from Dhaka. What is the average speed of the car in miles per hour?
If 3x-4y>2x+3y, then which of the following must be true?
A man buys eggs at the rate of Tk. 7.2 per dozen eggs and sells them at taka 70 per 100 eggs. If his profit is Tk. 30, how many eggs did he buy?
A merchant was selling an item at a certain price, then marked it down 20% for spring sale. During the summer, he marked the item down another 20% from its spring price. If the item was sold at the summer price, what percent of the original price did it sell for?
How many spokes are there in a wheel of a sports car, if any two consecutive spokes form an angle of 15 degree?
Two-thirds of the teachers of high school are women, twelve of the male teachers are unmarried while 3/5 of the male teachers are there in the school?
Jennifer purchased 140 shares of a stock at Tk. 135.50 per share and paid a commission of 0.6%. What was her total investment in taka?
A small factory with 3 machines has a job of stamping out a number of pan covers. The newest machine can do the job in 3 days, another machine can do it in 4 days, and the third machine can do it in 6 days. How many days will the factory take to do the job using all three machines?
0.04-2×0.22×4×0.01-3/103×0.1-3=?
What are all the values of x that satisfy the equation x2+4x+3 = 0?
Half the graduating class of a college was accepted by a business school. One-third of the class was accepted by a law school. It one-fifth of the class was accepted by both types of school, what fraction of the class was accepted only by a law school?