The sale of TV increased by 30% when the price was reduced by 10%. What will be the percentage change in revenue?
A. 14%
B. 15%
C. 17%
D. 18%
E. None of these
সঠিক উত্তরঃ
C.
17%
Explanation:
Related Questions (Any University/Year)
- A can work three times faster than B. A takes 60 days less than B to do a work. Find the number of days it would take to complete the work if both work together.
- যদি ৬ জন বালক ৬ মিনিটে ৬ পৃষ্ঠা লিখতে পারে তাহলে ১ জন বালকের এক পৃষ্ঠা লিখতে কত সময় লাগবে?
- The cost of pen is 20% more than that of a book and the cost of a CD is 3/4 as much as the cost of the pen. If the cost of the pen is tk 90 more than that oh the CD, what is the cost of the book in taka?
- If it takes 5 minutes to boil an egg, how much time it will take to boil 10 eggs?
- একটি মানচিত্রে ৩/৮ ইঞ্চি দূরত্ব ৫০ মাইলের সমান। দুটি শহরের মধ্যবর্তী দূরত্ব ৩.৭৫ ইঞ্চি। শহর দুটির প্রকৃত দূরত্ব কত?
- Square root of X is equal to cube root of 2X, then X = ?
- A husband and wife have six married sons . Each of them has four children . The total number in the family is :
- Of a group of people surveyed in a political poll, 60 percent said that they would vote for candidate R. Of those who said they would vote for R. 90 percent actually voted for R. and of those who did not say that they would vote for R. 5 percent actually voted for R. What percent of the group voted for R?
- Six years from now, Afnan's age will be the square of her age six years ago. What is Afnan's age?
- Stan can run 10 miles per hour, whereas Jack can run only 8 miles per hour.If they start at the same time from the same point and run in opposite directions, how far apart( to the nearest Mile) will they be after 10 minutes?
- Last year 7000 students took the admission test were the ratio of girls to boys was 6:4. Only 2% of the boys met the cut-off marks. The number of such boys was:
- If X4=81 and Y2=49, then maximum possible value for Y-X is
- What is the average of four tenths and five thousandths?
- 2/3, 3/4, 4/5, 5/6 এর বৃহত্তম ও ক্ষুদ্রতম ভগ্নাংশের মধ্যে পার্থক্য কত?
- চিনির দাম ২০% কমল, কিন্ত চিনির ব্যবহার ২০% বৃদ্ধি পেল। এতে চিনি বাবদ ব্যয় শতকরা কত বাড়ল বা কমল?
- -1 থেকে কত বিয়োগ করলে বিয়োগফল শূন্য হবে?
- A can complete a project in 20 days and B can complete the same project and B start working on the project together and A quits 10 days before in 30 days. If A the project is completed, in how many days will the project be completed?
- There are four toys and they are of the same price. They worth $4.80. If the price for one is decreased by the fourth of the sum of other three toys, and two items of original price are added, then how much will six of them worth?
- You are given the equation sqrt( 3x)+3=4, which one of the following is the correct value of x?
- The cost of two litres of Oil and its container is taka 100 . If the cost of the container is taka 23 less than the cost of one litre of oil , what is the cost of 1 litre of oil ?
- The speed of a motor boat is 20 km/hr. for covering the distane of 15 km the boat took 1 hour more for upstream than downstream. Let speed of the stream be x km/hr, then speed of the motorboat in upstream will be-
- A long rope has to be cut to make 23 small pieces. If it is double folded to start with, how many times does it need to be cut?
- ৪টি গরু ৪ দিনে ৪ বালতি দুধ দিলে, কত দিনে ৮ টি গরু ৮ বালতি দুধ দিবে?
- The ratio of labor cost and materials cost for making a radio is 2:7. If the cost price is 90% of the selling price which is Tk. X, what is the labor cost per radio?
- In TownshipK each property is taxed at 8 percent of its assessed value. If the value of a property in Township K is increased from $20,000 to $24,000, by how much will the property tax increase?
- An absent minded scientist walks on an escalator at a rate of 4 steps per second and reaches the other end in 15 seconds. While coming back, walking at the same speed he reaches the starting point in 45 seconds. What is the number of steps on the escalator?
- The average weight of 3 men is 53 kg. None of them weighs less than 51 kg. What is tha maximum possible weight (in kg of a person in that group?
- If x is 10 years older than Y at present, how older X will be than Y after 10 years?
- তিন সদস্যের একটি বিতর্ক দলের সদস্যদের গড় বয়স ২৪ বছর। যদি কোনো সদস্যের বয়সই ২১ বছরের নিচে না হয় তবে তাদের কোনো একজনের সর্বোচ্চ বয়স কত হতে পারে?
- Harun is three times as old as Tamim. In eight years, he will be twice as old as Tamim. How old was Harun 3 years ago?
- Two trains are running in opposite directions in the same speed. The length of each train is 120 metre. If they cross each other in 12 seconds, the speed of each train (in km/hr) is:
- যদি x : y=২ : ৩ এবং y : z=৪ : ৫ হয়, তাহলে x : y : z = ?
- Diana bought a stereo for $530, which was the retail price plus a 6 percent sales tax. How much money could she have saved if she had bought the stereo at the same retail price in a neighboring state where she would have paid a sales tax of 5 percent?
- How many squares with sides-inch long are needed to cover a rectangle that is 4 feet long and 6 feet wide?
- Amir and Hannan working together can finish a work in 3 hours. If they work alone, Hannan takes 3 times as long as Amir. How long does Hannan take to finish the job alone?
- Rima bought 4 books that cost Tk 6 each and 2 books that cost tk 3 each .what's the averge cost of the six books?
- The ratio of quantity of water in fresh fruit to that of dry fruits is 7 : 2 . If 400 km of dry fruits contain 50 km of water then find the weight of the water in same fruits when they were fresh?
- A & B together can complete a piece of work in 35 days while A alone can complete the same work in 60 days. B alone will be able to complete the same work in :
- একটি ঝুড়িতে আপেল এবং কমলা মিলিয়ে ২১ টি ফল আছে।প্রতিটি আপেল ১৫ টাকা এবং কমলা ১৮ টাকা দামে কেনা হয়েছে।সবগুলো ফল কিনতে যদি ৩৪৮ টাকা খরফ হয় তবে আপেল এবং কমলার মোট দামের পার্থক্য কত?
