Bank Math

'Boat is to sea', therefore 'Plane is to _____'

If 2x - 3y = 6, then 6y - 4x = ?

If 6 and x have the same mean as 2, 4 and 24, what is the value of x?

2% of 2 = ?

If n is an even integer, which of the following must be an odd integer?

Reena and Shaloo are partners in a business, Reena invest Tk. 35,000 for 8 months and Shallo invest Tk. 42,000 for 10 months. Out of a profit of Tk. 31,570, Reena's share is:

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 new set of numbers in terms of A?

A player's average test score on 4^th test is 78. What must be his score on a 5^th test for average score on the 5^th tests to be 80?

An iron rod that weighs 24 kg is cut into two pieces so that one of these pieces weighs 16 kg and is 34 m long. If the weight of each piece is proportional to its length, how long is the other piece?

(52.02² - 34.01²)÷17.99 × √? = 1,720

There is a group of 5 men, 6 women and 8 children. 1 man, 1 woman and one child are going to be selected to play a game. In how many ways can the selection be done?

M men agree to purchase a gift for Taka D. If three men drop out how much more will each have to contribute towards the purchase of the gift?

কোনো আসল ৩ বছরে মুনাফাসহ ৫৫০০ টাকা হয় । মুনাফা আসলের ৩/৮ অংশ হলে মুনাফার হার কত?

The price of a coat in a certain store in Tk. 500. If the price of the coat is to be reduced by Tk. 150, by what percent is the price to be reduced?

x² - (a + b)x + ab = 0; x = ?

A sport club has 50 members. Of these, 35 play golf, 30 play soccer and 18 play both golf and soccer. How members do play neither golf nor soccer?

√{(16)(20) + (8)(32)} = ?

Kanban Inc., earned BDT 47000 in December, thereby reducing 12-month average earning (from January to December) by BDT 2500. Find the new average earning in BDT.

The total surface area of a hemisphere of radius r is

A shopkeeper lost 7.5% by selling an article. If he had bought it at 10% less and sold it for Tk.31 more, he would have gained 20%. Find the cost price of the article.