৭৫১১
City B is 5 miles east of city A. City C is 10 miles southeast of city B. Which of the following is the closest to the distance from city A to City C?
উত্তর
14 miles
৭৫১২
What is the simple interest on BDT 15,000 at 8% per annum for 5 months?
উত্তর
Tk. 500
৭৫১৩
In a business, the ratio of the capitals of A and B is 2 : 1, that of B and C is 4 : 3 and that of D and C is 6 : 5. What is the ratio of the capitals of A and D?
উত্তর
20 : 9
৭৫১৪
What is the compound amount of Tk. 3200 for 2 years at a rate of interest 5% per annum?
উত্তর
Tk. 3528
৭৫১৫
A certain principal amount, invested at simple interest, grows to Tk. 815 after 3 years and Tk. 854 after 4 years. What is the original principal amount?
উত্তর
Tk. 698
৭৫১৬
The ratio of the present ages of a mother and son is 7 : 2. After 7 years, the ratio of their ages becomes 8 : 3. What will be the ratio of their ages after 11 years?
উত্তর
12 : 5
৭৫১৭
A sum of Tk. 30,000 yields a compound interest of Tk. 4347 when invested at 7% per annum. What is the investment period in years?
উত্তর
2 years
৭৫১৮
What will be the total amount after 3 years if Tk. 1200 is invested at a simple interest rate of 5% annually?
উত্তর
Tk. 1380
৭৫১৯
A bank offers 5% compound interest calculated half-yearly. A customer deposits Tk. 1600 on 1st January and another Tk. 1600 on 1st July of the same year. How much interest will he earn at the end of the year?
উত্তর
Tk. 121
৭৫২০
Two numbers are in the ratio 2 : 3. If 4 is subtracted from the first number, the ratio becomes 1 : 2. What are the numbers?
উত্তর
16, 24