৬৭৫১
Mr. Khan's salary is Tk. 5000.00 and he gets 10% commission of his salary. If his salary increased by 10%, by what percent his commission will increase?
উত্তর
10%
৬৭৫২
A machine is sold at a profit of 20%. Had it been sold for Tk. 60 less, there would have been a loss of 20%. What was the cost price?
উত্তর
150 TK.
৬৭৫৩
Two numbers P and Q are such that the sum of 10% of P and 15% of Q is three-fourths of the sum of 20% of P and 18% of Q. Find the ratio of P : Q.
উত্তর
3 : 10
৬৭৫৪
A man borrowed some money for 90 days. He paid Tk. 270 as interest at the rate of 8% per annum. What was the amount he borrowed?
উত্তর
Tk. 13500
৬৭৫৫
The marked price of a watch was Tk. 1500. A customer bought it for Tk. 1080 after getting two successive discounts. The first discount was 20%. What was the second discount rate?
উত্তর
10%
৬৭৫৬
In January, the value of a stock increased by 50%; and in February, it decreased by 20%. In March, it increased by 25%; and in April, it decreased by 10%. If a person invested Tk. 200 in the stock on January 1 and sold it at the end of April, what was the percentage change in the price of the stock?
উত্তর
35%
৬৭৫৭
Every 2 minutes, 5 litres of water are poured into a 1,500 litre tank. After 3 hours, what percent of the tank will be full?
উত্তর
30%
৬৭৫৯
আবহাওয়া অফিসের রিপোর্ট অনুযায়ী ২০১৫ সালের জুলাই মাসের ২য় সপ্তাহে বৃষ্টি হয়েছে মোট 5 দিন। ঐ সপ্তাহে বুধবার বৃষ্টি না হওয়ার সম্ভাবনা কত?
উত্তর
2/7