১১৯৯১
One number is 3 more than 2 times of another number. Their sum is 21. Find the numbers.
উত্তর
6, 15
১১৯৯৩
A ball and a bat costs 110 taka. The bat costs 100 taka more than the ball. How much does the ball cost?
উত্তর
5
১১৯৯৭
If an investor gets Tk. 19500 as interest after 5 years on his savings of Tk. 13,000. What is the rate of interest?
উত্তর
30%
১১৯৯৮
A person saves Tk. 5000 in his bank account. If the bank gives 10% annual profit, how much will be his balance after 6 years?
উত্তর
Tk. 8000