৩১২৯১
A, B, and C enter into a partnership in the ratio 7/2: 4/3: 6/5.After 4 Months , A increase his share by 50%. If the total profit at the end at one year is Tk. 21,600 , then what is B's share in the profit?
উত্তর
Tk.400
৩১২৯২
If an article is sold at 200 percent profit, then the ratio of its cost price to selling will be ----
উত্তর
1 : 3
৩১২৯৫
The population of a country doubled every 10 years from 1980 to 2010. What was the percent increase in population during the period?
উত্তর
100
৩১২৯৬
A toy store regularly sells all stock at a discount of 20 percent to 40 percent. If an additional 25 percent were deducted from the discount price during a special sale , what would be the lowest possible price of a toy costing TK. 16 before any discount?
উত্তর
TK. 7.20
৩১২৯৭
A barge, when empty, travels twice as fast as when it is full. If it travels 20 miles north with a cargo , spends 30 minutes for unloading, and returns to its original port empty. completing the entire trip in 8 hours, what is the speed of the barge when it is empty?
উত্তর
8 mph
৩১২৯৮
Samad was planning on depositing a certain amount of money each month into a bank. He then decided not to make any contributions during May and June. To make the same annual contribution that he had originally planned, by what percent should he increase his monthly deposits?
উত্তর
20%
৩১২৯৯
A solution that contains 20% sugar by weight is made sweeter by doubling the amount of sugar.The percent of sugar, by weight, in the new solution is --
উত্তর
50%
৩১৩০০
A salesman usaally makes 45% profit on every TV he sells. During a sale, he reduced his margin of profit to 40% and his sales increased by 10%. what is the ratio of his new profit to his usual profit?
উত্তর
44: 45