6 pints of a 20 percent solution of alcohol in water are mixed with 4 pints of a 10 percent alcohol in water solution. The percentage alcohol in the new solution is
A. 16
B. 15
C. 14
D. 13
E. 12
সঠিক উত্তরঃ
D.
13
Explanation:
Related Questions (Any University/Year)
- If the radius of a circle is increased by 6% , then the area of the circle is increased by-
- A train takes 10 seconds to cross a pole and 20 seconds to cross a platform of length 200 m. What is the length of train?
- A company has 3,600 employees of which 1/3 are clerks. If the clerical staff is reduced by 1/3, what percent of the total number of remaining employees would be clerical staff?
- Sally gets paid x dollars per hour for a 40-hour work week and y dollars for each hour she works over 40 hours. How much did Sally earn if she worked 48 hours?
- Of the 400 students in a business school, 30% were women and of these 1/5th became entrepreneurs. If the number of men who became entrepreneurs was twice the number of women entrepreneurs, how many men became entrepreneurs?
- A trader incurs a loss of 10% on cost of an item on selling it. If he could sell it at Tk. 1,500 more, he could make a profit of 20% on cost. What was the cost of the item in thousand taka?
- A can complete a work in 15 days and B can complete the work in 20 days. If B works for 8 days and left the job, then in how many days the A can complete the remaining job?
- the average age of a group of person going for a picnic is 16 years. twenty new person with the average age of 15 years joined the group on the spot. Due to that, the average age of the group became 15.5 years. what is the number of persons initially going for the picnic.
- Each of the following questions consists of a problem followed by two statements. Decide whether the data in the statements are sufficient to answer the question. Select your answer according to whether: A) statement 1 alone is sufficient, but statement 2 alone is not sufficient to answer the question. B) statement 2 alone is sufficient, but statement 1 alone is not sufficient to answer the question. C) both statements taken together are sufficient to answer the question, but neither statement alone is sufficient D) each statement alone is sufficient. E) statements 1 and 2 together are not sufficient, and additional data is needed to answer the question. After a long career, Mr. Iqbal is retiring. If there are 25 associates who contribute equally to a parting gift for Iqbal in an amount that is an integer, what is the total value of the parting gift? Statement 1: If four associates were fired for underperformance, the total value of the parting gift would have decreased by Tk 200. Statement 2: The value of the parting gift is greater than Tk 1,225 and less than Tk 1,275.
- ৮৮০ এর তিন চতুর্থাংশের এক দশামাংসের অর্ধেক কত?
- ৫০ পয়সা ১০০ টাকার কত ভগ্নাংশ?
- In Hotel Sea View, the daily rate for an economic room, which can accommodate a maximum of four people, is Taka 800 for one person and Taka X for each additional person. If 3 friends take the room for one day and each pays Taka. 450 for the room, what is the value of X?
- A rope , x feet long, is cut into two pieces such that the length of one piece is 1 foot more than twice the length of the other piece. Which of the following is the length, in feet, of the larger piece?
- Two workers, working separately but at the same speed, take hours 40 minutes to complete a particular task, How long will one of these two workers take to complete the same task alone?
- A car covers four successive 7 km distance at speeds of 10 km/hr, 20 km/hr, 30 km/hr and 60 km/hr , respectively . Its average speed over this distance is :
- There are 12 men on basketball team, and in a game 5 of them play at any one time, If the game is 1 hour long and if each man plays exactly the same amount of time, how many minutes each man play?
- একজন লোক ৪ ফিট লাফ দিতে পারে। সে একটি নৌকা থেকে তীরের উদ্দেশ্যে লাফ দিল। তখন নৌকাটি তীর থেকে ৩ ফিট দূরে ছিল। সে কোথায় পৌঁছাবে?
- Karim takes 2 days longer than Rahim to produce x units of products. At these rates, Karim & Rahim together take 2 days to produce \(5/6^{th}\) of x units. How many days would Karim take to produce 3x units of this product?
- A manufacturer prints books at a cost of Tk. x each for the first thousand copies printed. The second thousand copies printed cost Tk. 0.9x each. If it costs Tk.3,264 to print 1,400 copies of a book, then x is:
- A man buys some shirts and some ties. The shirts cost. Tk. 7 each and the ties cost Tk. 3 each. If the man spends exactly Tk. 81 and buys the maximum number of shirts possible under these prices, what is the ratio of shirts to ties?
- তিনটি সংখ্যার গড় হচ্ছে ৬ এবং চারটি সংখ্যার ( পূর্বের তিনটিসহ) গড় হচ্ছে ৮ । চতুর্থ সংখ্যাটির অর্ধেক কত.হবে?
- A can do a work in 15 days and B in 20 days. If they work on it together for 4 days, then the fraction of the work that is left is:
- একটি দ্রব্য ক্রয়মূল্যের সমান লাত করায় বিক্রয়মূল্য পাওয়া গেল ৫৬০ টাকা। দ্রব্যটির ক্রয়মূল্য কত?
- A trader normally makes a profit of 40 % on items he sells . If he reduces the price by 10% his sales increased by 40% . Let x be the total profit when he doesn't reduce the price and y the total profit when he reduces the price what is the ratio of y to x ?
- Let the lengths of the sides of a tingle be represented by x +3, 2x -3 , 3x-5. If the perimeter of the triangle is 25, what is the length of the shortest side?
