একটি ঘড়ি ৭৫০ টাকায় বিক্রয় করলে ২৫% ক্ষতি হয়। কত টাকায় বিক্রয় করলে ১৫% লাভ হবে?
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 combined salary of X , Y and Z is Tk. 90,000. X earns twice of what z earns, and Y earns 1.5 times of what is the lowest salary of the three?
৩, ৫, ১৫ এর ৪র্থ সমানুপাতি কোনটি?
The number 0.01 is how many times as great as the number (0.0001)2?
A worker was hired for 7 days. Each day, he was paid Tk. 10 more than what he was paid for the previous day of work. The total amount he was paid in the first 4 days of work equaled the total amount he was paid in the last 3 days. What was his starting pay?
M is a girl and has the same number of brothers as sisters. N is a boy and has twice as many sisters as brothers. M and N are the children of Q. How many children does Q have?
2
3
৫
7
8
সমকোণী ত্রিভুজের বাহুগুলোর অনুপাত কোনটি?
৬ : ৪ : ৩
৬ : ৫ : ৪
১২ : ১৩ : ৫
৫ : ৪ : ২
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 ?
Forty tiles of dimensions 1 foot * 2 foot each are required to completely cover a floor. How many tiles of dimensions 2 foot * 4 foot each would be required to completely cover the same floor?
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?
A survey of n people in the town A found that 50% of them prefer Brand X. Another survey of 100 people in the town B found that 60% prefer Brand X. In total, 55% of all the people surveyed together prefer Brand X. What is the total number of people surveyed?
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------
The remainder when the positive integer m is divided by 7 is x. The remainder is (x + 7) when m is divided by 14. Which one of the following could be the value of m?
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?