৪৫৭১
The price of a laptop was sold at 10% discount on the price. If the profit is Tk. 2400 what was the cost of the laptop is TK?
উত্তর
24,000
৪৫৭২
`A car going 40 miles per hour set out on an 80 miles trip at 9.00 A.M. Exactly 10 minutes latter, a second car left from miles per hour, was the second car going if it caught up with the first car at 10.30 A. M.?
উত্তর
45
৪৫৭৩
There are 12 men on a basketball team, and in a game 5 of them play at any one time. If the game lasts 1 hour and each player plays exactly the same amount of time, how many minutes does each player play?
উত্তর
25
৪৫৭৪
In a survey of the town Bogra, it was found that 65% of the people surveyed watched the news on TV, 40% read a newspaper, and 25% both watched the news on TV and read a newspaper. What percentage of the people surveyed neither watched the news on TV nor read a newspaper?
উত্তর
10%
৪৫৭৫
On a certai project, the only grades awarded were 745 and 100. If 85 students completed the projects and the average of their grades was 85, how many of them did score 100?
উত্তর
34
৪৫৭৬
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?
উত্তর
14
৪৫৭৭
If the radius of a circle is increased by 6% , then the area of the circle is increased by-
উত্তর
12.36%
৪৫৭৯
A steel mill produces 180 tons of steel per month Raw materials cost for each ton of production is Tk. 1200. Other expenses of that mill are Tk. 90,000 in each month what should be the selling price of each ton of steel in order to make 10% profit?
উত্তর
1870
৪৫৮০
Rahim is paid twice the hourly wages of selim ,Karim is paid one -third of the hourly wage of Karim is delim paid?
উত্তর
2/3