১১৮৭১
During a certain season, a team won 80 percent of its first 100 games and 50 percent of its remaining games. If the team won 70 percent of its games for the entire season, what was the total number of games that the team played?
উত্তর
150
১১৮৭৩
Of the 50 researcher in a workgroup 40% will be assigned to team A and the remaining 60% to team B. However 70% of the researcher prefers team A and 30% prefers team B. What is the least possible number of researchers who will not be assigned to the team they prefer?
উত্তর
15
১১৮৭৪
Selling 12 pen at a price of Tk. 10 yields a loss a%. Selling 12 pen at a price of Tk. 12 yields a profit of a %, what is the value of a?
উত্তর
100/11
১১৮৭৫
The base of an isosceles triangle is 6cm and one of the equal sides is 12cm. Find the radius of the circle through the vertices of the triangle?
উত্তর
8√15/5
১১৮৭৬
A jar contains milk and water in the ratio 5 : 1. If the quantity of milk is more than that of water by 8 liters, then what is the quantity of water?
উত্তর
2 liter
১১৮৭৭
A sum of money amounts of Tk. 460 in 3 years and to Tk. 500 in five years. Find the rate percent per annum
উত্তর
5 Tk
১১৮৭৮
What is the difference between the sixth and the fifth terms of the sequence 2, 4, 7, ____ whose nth term is n + 2(n - 1)?
উত্তর
17
১১৮৭৯
If a two-digit positive integer has its digits reversed, the resulting integer differs from the original by 27. By how much do the two digits differ?
উত্তর
5
১১৮৮০
A player's average test score on 4th test is 78. What must be his score on a 5th test for average score on the 5th tests to be 80?
উত্তর
88