A customer bought 5 pencils and 6 erasers at Tk. 80. Next week the price of each pencil increases by 20% . But the price of eases remains unchanged . Now the customer buys 2 pencils and 3 erasers at Tk. 39. Find the new price of each pencil.
In a class of 40 students, each student plays at least one of the games. chess, carom and table tennis. Among the students, 18 play 20 play table tennis and 27 play carom, Further ,7 student play both chess and table tennis, 12 play both table tennis and carom and 4 play chess, carom and table tennis together. Find the number of students who play chess and carom but hot table tennis.
Aslam and Babul invested in a business in the ratio o f3:2. Assume that 5 percent of the total profit guest to workers’ provident fund. If Aslam’s share is Tk. 8,55,000 what is the amount of total prof?
Alam invested an amount of Tk. 13,900 divided in two different deposits at Bank X and Bank Y at the simple interest rate of 14 percent and 11 percent per annul. respectively. If the total amount of simple interest earned in two years is Tk. 3,508 what was the amount invested in the deposit of Bank Y?
Rashed is driving at a speed of 120 km per hour Mahi started one hour late and started driving at a speed of 140 km per hour. How long will it take for Mahi to catch up Rashed?
A table is three times as long as it is wide. If it were 5 feet shorter and 5 feet wider. It would be a square. How long and how wide is the table?
Given a=3+22, find the value of a-1a.
In a shop, the cost of 4 shirts, 4 pairs of trousers and 2 hats is Tk. 5,600 cost of 9 shirts, 9 pairs of trousers and 6 hats is Tk. 12,900. What is the total cost of 1 shirt, 1 pair of trousers and I hat?
Prof of identity of 115 people was verified. 65 of them had passport, 30 of them had both Passport and Voter ID. However, 15 of them could not produce any identity documents. How many of them showed up only with Voter ID?
Rafiq, Shafiq and Arif can alone complete a project in 10 days , 20 days, and 10 days respectively , Rafiq started working on the project alone, Shafiq the project after 2 days, after working together for 4 days both Rafiq and Shafiq left the project and Arif git in. How many days it took to complete the entire project?
Mr. Rashid has saved Taka 1,200 from his month’s salary. he planes to increase his monthly saving by taka 100 in every following month. How much time would it take to save Taka 1,06,200?
Solve the equations: 2x+3x-32−7x+3x-3+6=0
The area of a rectangle is 1,200 square meter. If the length of the rectangle of the rectangle is reduced 10 meter, it becomes a square, Calculate the length if the diagonal of the rectangle.
A Rhombus has an area of 120 square meters and the length of its one diagonal is 10 meter. Calculate the perimeter of the Rhombus.
The area of an equilateral triangle is * square meter. Determine the area of a circle inscribed within the triangle.
A dishonest merchant makes a 15% profit at the time of buying ans a 10% loss at the time of selling the goods he trades . By doing so if the merchant makes a profit of 3,500 on selling the particular goods, what was the real cost of the goods the merchant sold?
A alone can do a piece of work in 30 days, while B alone can do it in 15 days and C alone can do it in 10 days. If in every second day B and in every third day C help A in doing the work, how many days still be required to complete the whole work?
The perimeter of a square is equal to the perimeter of rectangle. The length of the rectangle is three times longer than its width having total area of 1,200 sq meters. What will be the total cost if the total area of the square is covered is covered with stones having a dimension of 50 centimeter square each and if Tk. 50 is charged for placing as stone in the square?