The price of a Laptop is 120% of its cost. The laptop was sold at 10% discount on the price, If the profit is Tk. 2400, what was the cost of the laptop is Tk.?
A car going 40 miles per hour set up on an 80 miles trip at 9.00 A.M. Exactly 10 minutes latter, a second car left from the same place and followed the same route, How far in miles per hour, was the second car going if it caught up with the first car at 10:30 A.M.?
There are 12 men on basketball team, and in a game 5 of them play at any one time, If the game is 1 hour long and if each man plays exactly the same amount of time, how many minutes each man play?
A club had 3 boys and 5 girls, During a membership drive, the same number of boy and girls joined the club. How many members does the club have now, if the ratio of the boys to girls is 3 : 4?
One a certain project, the only grades awarded were 75 and 100. If 85 students completed the projects and the average of their grades was 85, how many of them did score 100?
In a survey of the town Bogra, it was found that 65% of the people surveyed watched the news of TV, 40% read a newspaper, and 25% read a newspaper and watched the news of TV, what percentage of the people surveyed neither watched the news on TV nor read a newspaper?
If the radius of a circle is increased by 6%, then the area of the circle is increased by-
In this diagram , if PQRS is a parallelogram,then x=?
Total number of telephone calls is 'n' call charge is Tk. 'p' per call. Then total call charge is:
If x is an integer and x2<37 what is the greatest possible value of x minus the least possible value of x?
Asif has a square garden with a perimeter of x feet. David has a rectangular garden with a perimeter of x feet and the length is I fool longer than the weight in the ratio of 5: 3: 2:2 respectively. How many kgs of coffee are there in 18 kgs of the mixture?
In a coffee mixture, the ratio of coffee. milk, sugar and cream are mixed by the weight in the ratio of 5:3: 2: 2 respectively. How many kg of coffee are there in 18 kgs of the mixture?
the average age of a group of person going for a picnic is 16 years. twenty new person with the average are of years joined the group on the spot. Due to that, the average age of the group became 15 half years. what is the number of persons initially going for the picnic.
An emergency vehicle travels 10 miles at a speed of 50 kilometers per hour. How fast must the vehicle travel on the return trip if the round trip travail time is to be 20 minutes?
A fruit vendor purchased 35 dozens of apple at TK. 10 per dozen. Out of those, two dozens got rotten and he sold 28 dozens at Tk. 12 per dozen. Remaining apples were sold by him for TA. 15 per dozen. Find the amount of total profit made by the vendor in this business.
A person worksin affirm on monthly salary basis he gets a fixed amount of increment at the end of each year. His monthly salary is Tk. 3500 at the end of 4 th year and Tk. 4250 at the end of 10th yar. what was his initial monthly salary?
The length of a field i 1.5 times of it s width . If the width if this field is 20 meters. find out the cost of fencing the field at a cost of Tk. 5.0 per meter.
In a local election X and Y contested, X won the election as the ratio his votes and those of Y was 4 : 3. The total number of voters was 5810, of which 910, did not vote. What is the margin of votes by which Y was defeated?
Jully is now twice as old as Adnan. But 6 years ago, she was 5 times as old as he was. how old is Jully now?