After replacing an old member by a new member , it was found that the average age of five members of a club is the same as it was 3 years ago . What is the difference between the ages of the old and the new member ?
Difference between two numbers is 2 and their sum is 4. Then what is the difference of their square ?
If for integer x, 5 < x < 10 and y = x + 5. What is the greatest possible value of x + y ?
In an election a candidate who gets 84% of the votes is elected by a majority of 476 votes. What is the total number of votes polled ?
The selling price of 15 items equals the cost of 20 items. What is the percentage profit earned by the seller ?
One third the sum of 13 and a certain number is the same as one more than twice the number . Find out the number-
Ina zoo , each pigeon has 2 legs, and each rabbit has 4 legs. The head count of the two species together is 12 , and the leg count is 32. How many pigeons and how main rabbits are there in the zoo ?
Find the smallest number of oranges that can be distributed completely among 4, 6, 10 or 18 children .
A closed rectangular tank contains a certain amount of water. When the tank is placed on its 3 ft by 4 ft side, the height of the water in the tank is 5 ft . Wen the tank is placed on another side of dimensions 4 ft by 5 ft , what is the height, in feet,
At a party , everyone shook hands with everybody else. There were 66 handshakes . How many people were there in the party ?
Which one of the following numbers can be remove from the set S = { 0, 2, 4, 5, 9} without changing the average of the elements of the set S ?
A man ate 100 bananas in five days, each eating 6 more than the previews day. How many bananas did he eat on the first day ?
Train X leaves Dhaka at 10:00 AM and travels East at a constant speed of x miles per hour . If another Train Y leaves Dhaka at 11:30 AM and travels east along the same tracks at speed 4x/3 , then at what time will Train Y catch Train X ?
Bank X pays a simple interest of TaKa 80 on principal o taka 1,000 annually . Bank y pays a simple interest of TaKa 140 on a principal of Taka 1000 annually . What is the ratio of the interest rates of Bank x to Bank y ?
In a country , 60% of the male citizen and 70% of the female citizen are eligible to vote. 70% of male citizens eligible to vote voted and 60% of female citizens eligible to vote voted. What fraction of the citizens voted during the election ?
The sum of two numbers is 5. And their product is 4 Then what is the difference between the numbers ?
The length of a rectangle is increased by 25% . By what percentage should the width be decreased so that the area of the rectangle remains unchanged ?
Robi takes 3 minutes to inspect a car , and Sashi takes 4 minutes to inspect a car . If they both start inspecting different cars at 8:30 AM, what would be the ratio of the number of cars inspected by Robi and Sashi by 8:54 AM of the same day ?
What is the probability that the product of two integers ( not necessarily different integers ) randomly selected from the numbers 1 through 20, inclusive , is odd ?
Pick the odd one out - 331, 482, 551, 263, 383, 242, 111
The product of two numbers x and y is twice the sum of the numbers. What is the sum of the reciprocals of x and y ?
How many different six-digit numbers can be formed using all of the following digits : 3, 3, 4, 4, 4, 5 ........
In 2007, the arithmetic mean of the annual incomes of Rahim and Karim was Taka 3800 . The arithmetic mean of the annual incomes of Karim and Ripon was Ripon and Rahim was TaKa5800. What is the arithmetic mean of the incomes of the three ?
In a set of three numbers, the average of first two numbers is 2. The average of the last two numbers is 3, and the average of the first and the last numbers is 4. What is the average of three numbers ?
A total of TaKa 1200 is deposited in two savings accounts for one year, part at 5% and the remainder at 7% . If TaKa 72 was earned in interest , how much was deposited at 5% ?
The different between a two-digit number and the number obtained by interchanging the positions of its digits is 36. What is the difference between the two digits of its of that number ?
The total income of Mr. Sakib in the years 2003 , 2004, and 2005 was TaKa 36,400 . His income increased by 20% each year. What was his income in 2005 ?
Point A is 10 miles west of Point B. Point B is 30 miles North of Point C. Point C is 20 miles East of Point D. what is the distance between points A and D?
The sum of ages of 5 children born at the intervals of 3 years each is 50 years. What is the age of the youngest child ?
The ratio of the number of red balls , to yellow balls , to green balls in an urn is 2 : 3 : 4 . What is the probability that a ball chosen at random from the urn is a red ball ?
2/7
510
5/9
২/৯
None of them