৩২১২২
If a principal amount doubles in 10 years, what will be the annual interest rate?
উত্তর
10%
৩২১২৪
A club had 3 boys and 5 girls. During a membership drive the same number of boys and girls joined the club. How many members does the club have now if the ratio of boys to girls is 3:4?
উত্তর
14
৩২১২৫
Ms. Nasreen bought 20 oranges for Tk. 55 She found that 10% of the oranges were damaged and sold the rest at the rate of Tk. 54 per dozen. How much profit in taka did she make?
উত্তর
None of these
৩২১২৭
The sum of two numbers is 5, and their product is 4. Then what is the difference between the numbers?
উত্তর
3
৩২১৩০
A reduction of 15% in the price of a shirt resulted in the reduction of the price of the shirt by Tk 21. What was the previous price of the shirt?
উত্তর
Tk. 140