A rectangular swimming pool is 15 meter long and 30 meter wide. A deck, with uniform width, surrounds the pool. If the total area of the pool and deck is 1050 square meter what is the width of the deck in meter?
A certain suit's price was reduced by 25% in the first week and 20% in next week. In the third week, the shop owner decided to offer additional 10% discount on the suit. What percent of the regular price was the final price of the suit after the two reductions?
How much will you earn as interest if you deposit taka 1000 in a bank account for 2 years at 10% considering compound interest rate?
The price of each mango is 65 taka and the price of each guava is 45 taka. Aslam buys total to mangoes and guavas at an average price of 56 taka. How many mangoes must Aslam put back and replace with guavas so that the average price of the pieces of fruit that he keeps is 52 taka?
Of the total no. of oranges that arrive at a juice company, 20% by weight is rejected before processing. Of the oranges that are processed, 15% by weight is rejected before being juiced. Of the oranges that are juiced, 25% are wasted as a result of juice making . Of the oranges, those arrive at the company, what percent by weight is juiced?
In a batch of 500 students, forty percent are girl. Twenty-five percent of the boys and half of the girls agreed to go for a study tour. What percentage of the entire batch did not sign up for the tour?
If the product of two numbers is 102 and their sum is 23 then what is the highest number?
Arman can complete a job in 12 hours and Rehan can complete the same job in 8 hours. Arman started the job at 10:30 a.m., and stopped working at 2:30 p.m. To complete the job, if Rehan starts working at 3 p.m., at what time can he finish the job?
How many poles can be erected along a fence of 200 feet a equal distances of 20 feet?
If "basis points" are defined so that 1 percent is equal to 100 basis points, then 82.5 percent is how many basis points greater than 62.5 percent?
A 55 meter long train passes a 220 meter long railway station in 10 seconds. How many seconds will it take to pass another train 110 meter long?
There are three different roads from Shah Bag to Farm Gate and 4 different roads from Farm Gate to Banani. How many different routes are there Shah Bag to Banani which go through Farm Gate?
Amir spent one-third of his money on buying software and 50% of the remaining money on clothing. Now he has 1500 taka left over. How much money did he start with?
Ratan and Moinul have started a business investing taka 2.5 million and 3.5 million respectively. After 4 months Ratan gave in 5 lakh taka more while Moinul withdrew 5 lakh taka. If the year ending profit is 12.92 million taka what will be the profit share of Moinul in million taka?
If x<-1, then which of the following must be true?
A national issue was won by a vote of 9 to 6. What part of the total vote was against the issue?