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 ?
Created: 6 months ago | Updated: 4 months ago
Job Solution Bangladesh Bank Bangladesh Bank - Assistant Director - 2012 গণিত
460
Add Description

Related Questions

A car uses 1 liter of petrol to travel 17 miles. After a tune-up, the car travels 17% farther on one liters. How many liters ( best approximation ) of petrol will it take for the car to travel 170 miles after a tune-up ?

Created: 5 months ago | Updated: 4 months ago
Job Solution Bangladesh Bank Bangladesh Bank - Assistant Director - 2011 গণিত
782
Add Description

Three angles of a triangle are in proportion 5 : 6 : 7. Then what is the difference in degrees between the biggest and the smallest angles ?

Created: 5 months ago | Updated: 4 months ago
Job Solution Bangladesh Bank Bangladesh Bank - Assistant Director - 2011 গণিত
619
Add Description

Square of a number plus two times the number equal 63. What is the number ?

Created: 5 months ago | Updated: 4 months ago
Job Solution Bangladesh Bank Bangladesh Bank - Assistant Director - 2011 গণিত
725
Add Description

In 1990, Hotel Seagull earned TK. 5 million in tourist revenue. By 2000, tourist revenue doubled and in 2010, it reached the sum TK. 20 million. Each of the following , if true , may explain the trend in tourist revenue except :

Created: 5 months ago | Updated: 4 months ago
Job Solution Bangladesh Bank Bangladesh Bank - Assistant Director - 2011 গণিত
434
Add Description

Pipes A and B can fill a tank in 5 and 6 hours respectively. Pipe C can empty it in 12 hours. If all the three pipes are opened together, then the tank will be filled in:

Created: 5 months ago | Updated: 4 months ago
Job Solution Bangladesh Bank Bangladesh Bank - Officer(Cash) - 2016 গণিত
409
Add Description