15 workers can finish a job in 12 days. They work for 4 days, after which 5 additional workers join the team. In how many days will all of them together complete the remaining job?
A. 4 days
B. 13.5 days
C. 8.8 days
D. 6 days
সঠিক উত্তরঃ
D.
6 days
Explanation:
Related Questions (Any University/Year)
- সাকিবের ১০ ইনিংসের রানের গড় ৪৫.৫। ১১তম ইনিংসে কত রান করে আউট হলে সব ইনিংস মিলিয়ে তার রানের গড় ৫০ হবে?
- A boy read 3/8th of a book on one day and 4/5th of the remainder on another day. If there were 60 pages unread, how many pages did the book contain?
- Find the average of all whole numbers between 1 and 100 that end in 3.
- একটি ভর্তি পরীক্ষায় একজন শিক্ষার্থীর প্রতিটি সথিক উত্তরের জন্য ১ নম্বর অর্জন করে এবং প্রতিটি ভুল উত্তরের ০.৫ নম্বর হারায়। কোন শিক্ষার্থী যদি ৬০ টি প্রশ্নে সবকটির উত্তর দিয়ে ৩০ নম্বর অর্জন করে থাকে , তাহলে ,উক্ত শিক্ষার্থী কয়টি প্রশ্নের সঠিক উত্তর দিতে পেরেছে?
- A colony of 15,000 ants increased by 50% after being fed. Then after 4 weeks without food, the number of ants dropped by 60%. What percentage decline did the original population undergo?
- ১ হতে ২০ পর্যন্ত বিজোড় সংখ্যা গুলোর গড় কত ?
- A CD player and a DVD player have the same price. If the price of the CD player goes up by 10% and that of the DVD player is decreased by 5%, how much more will it cost to buy 5 CD players and 5 DVD players?
- Shabbir has a brother one-fourth of his age and a sister two times of his age. If the combined age of all the three siblings is twenty more than thrice the age of the youngest, how old is Shabbir's sister?
- Each of the following problem has a question and two statements which are labeled 1. and. Use the data given in 1. and 2. to decide whether the statements are sufficient to answer the question.Select one of the following . a.Statements (1) ALONE is sufficient,but (2) ALONE is not sufficient. b.Statements (2) ALONE is sufficient,but (1) ALONE is not sufficient. c. Both statement TOGETHER are sufficient but statement alone is sufficient . Is K a multiple of 6? (1)K is a multiple of 3. (2) K is a multiple of 12.
- In a certain shipment 2% of the boxes shipped were damaged. If the loss per, damaged box was Tk. 35 and the total loss due to damage was Tk. 700, how many boxes were shipped?
- A tap can fill a tank in 4 hours. After half the tank is filled, three taps that are more similar are opened. What is the total time taken to fill the tank completely?
- Amio, working alone, can finish a certain job in 10 days; and Somio, working alone, can finish the same job in 15 days. If Amio and Somio are working together how many days do they need to finish the job?
- বিশ্বকাপ ফুটবলে এশিয় অঞ্চলের সাতটি দল পরস্পরের সাথে খেললে মোট কয়টি ম্যাচ অনুষ্ঠিত হবে?
- A company has 3,600 employees among which 1/3 are clerical. If the clerical staff is reduced by 1/3, what percent of the total employees would be clerical staff?
- The price of sugar increases by 32%. A family reduces its consumption so that expenditure of the sugar is up by 10% only. If the total consumption of sugar before the price rise was 10 kg per month, then the consumption of sugar per month is approximately-
- If each photocopy of a manuscript costs 4 cents per page, what is the cost, in cents, to reproduce x copies of an x-page manuscript?
- You can now purchase 6 more oranges with Tk 72 because of reduction in price by 25%. TORCalculate the previous price of one dozen of oranges
- Average of 5 consecutive even numbers is 8, Which is the smallest of the 5 number
- The ratio of boys and girls in a school is 9:5.If the total number of students in the school is 1050.Then number of boys is
- If it takes 5 minutes to boil an egg, how much time it will take to boil 10 eggs?