In a departmental store, notebooks that are normally sold for Tk.59 each are on sale at 2 for Tk.99. How much can saved by purchasing 12 of these notebooks at the sale price?
If the average of 5 consecutive integers is 13 then what is the sum of the least and the greatest of the 5 integers?
The number 0.01 is how many times as great as the number (0.0001)2?
Pallab has exactly 3 times as many Bangladeshi as non- Bangladeshi stamps in his collection. Which of the following cannot be the number of stamps in Pallb's collection?
Streets A, B, and C are straight and level, and they intersect to form a triangle. If streets A and B intersect at a 60 degree angle and if street C is perpendicular to street B, at what acute angle do street A and C intersect?
If p, q, and r are consecutive positive integers, with p>q>r and p+q+r an even number, which of the following could be the value of r?
The cost of manufacturing x water pumps is Tk.9000+400x. The amount received by selling these x water pumps is Tk. 500x. What is the least number of water pumps that must be manufactured and sold so that that the amount recieved is at least equal to the manufacturing cost ?
If Tk. 6,300 was invested in a share when the price per share was Tk. 9 and additional Tk. 4200 was invested in the same share when the price per share was Tk. 10, what was the average price per share?
When a certain number is divided by 7, the remainder is zero. If the remainder is not zero when that number is divided by 14, then the remainder must be------
Zaman lives 4 k.m. due west of Parul's house. Abul lives 6 k.m. due north of parul's house and 4 k.m. due west of Dipu's house what is the straight -line distance from Zaman's house to Dipu's house?
Bobby, an office secretary, typed 6 letters, each of which had either 1 or 2 pages. If Bobby typed 10 pages in all, how many of the letters had 2 pages?
Solution X contains 7% (by weight) of liquid M and solution Y contains 14.5% (by weight) of liquid M. If 3 grams of solution X is mixed with 2 grams of solution Y, then liquid M accounts for what percent of the weight of the resulting solution?
One kth of a circular pie has been served. If the rest of the pie is divided into n equal servings, then each of these servings is what fraction of the whole pie?
In a certain country, a person is born every 5 seconds and a person dies every 13 seconds, Therefore the birth and death rates account fora population growth rate of one person every---
If x and y are positive integers, each greater than 1, and if 13(x-1)= 17(y-1), what is the least possible value of (x+y)?
A buzzer sounds every 15 minutes. If the buzzer sounded at 12:40 pm, which of the following could be a time at which the buzzer had sounded before?
To reproduce an old photograph, a studio charges Tk. z to make anegative, Tk. 0.6z for each of the first 10 prints, and Tk. 0.2z. for each print in excess of 10 prints. If Tk. 45 is the total charge to make one nagative and 20 prints from an old photograph then what is the value of z?
The average of a set of 12 numbers, which includes 34, is A. If 34 is removed from the set and 38 is included to the set , what is the average of the new set of numbers in terms of A ?