Bangladesh Bank Post: Officer (cash)Written Math Solution Exam Date: 18-08-2023
Автор: Math Helpline
Загружено: 2023-09-16
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Bangladesh Bank
Post: Officer (cash)
Written Math Solution
Exam Date: 18-08-2023
/ mathhelpline
01. A trader marks his goods 20% more than the cost price and after giving some discount on it sells the goods at 8% profit, what is the rate of discount?
02. The length of a rectangle is twice its breadth. If its length is decreased by 5 cm and breadth is increase by 5 cm, the area of he rectangle is increased by 75cm2. What is the length and breadth of the rectangle?
03. Two numbers are in the ratio 3 : 5. if each number is increased by 10, the ratio becomes 5 : 7. What are the numbers?
04. When the price of a product was increased by 10%, then the number of sell decreased by 30%. What was the effect on the total revenue?
05. A train starts full of passengers at the first station it drops 1/3 of the passengers and takes 280 more at the second station it drops one half the new total and takes twelve more on arriving at the third station it is found to have 248 passengers. Find the no of passengers in the beginning?
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