উচ্চতর গণিত MCQs
Showing 50 questions (Total: 10201)
ddx(xtan-1x) এর মান হলো-
Correct Answer:
খ: x1+x2 +tan-1 x
ঢাকা-আরিচা বাসে প্রথম 4 কিমি ভ্রমনের ভাড়া 10.00 টাকা, পরবর্তী 20 কিমি পর্যন্ত প্রতি কিলোমিটারের ভাড়া 90 পয়সা এবং পরবর্তী প্রতি কিলোমিটারের ভাড়া 70 পয়সা । 25 কিমি দূরত্বে ভ্রমনের ভাড়া কত ?
Correct Answer:
খ: 28.70 টাকা
x2+5x2+17x-13=0 সমীকরণের একটি মূল 1 হলে অপর মূল দুইটিঃ
Correct Answer:
ক: 2±3i
∫x2 cosx3 dx =?
Correct Answer:
C: 1/3 sinx3+C
limx→0 sinxx = ?
Correct Answer:
A: 1
The length ofa rectangle is 4 times its width. The rectangle is covered with 216 pieces of blocks each having an area of 1.5 sq. com. What is the length of the rectangle?
Correct Answer:
B: 36
current age ratio of father and son is 7:2 After 5 years, their age ratio will be 8:3 what is the corrent age of father?
Correct Answer:
D: 35
what is the circumference radius of a triangle whose sides are 7,24 and 25 respectively?
Correct Answer:
B: 12.5
The measure of the side of a square is tripled. If x represents the perimeter of the original square , what is the value of the new perimeter?
Correct Answer:
A: 3x
If Mr. Rahim receives BDT 1500 as a profit from an investment which was made 5 years ago. If the rate was 6% per annum. then what was the amount of investment?
Correct Answer:
C: 5,000
One copy machine can make 20 copies a minute , and a second copy machine makes 15 copies a minute. If the two copiers work together, how long would it take them to make 2100 copies?
Correct Answer:
A: 60 minutes
The Value Added Tax of retail sales is 5% If a customer pays BDT 150 VAT. then what is the value of his / her total shopping bill ?
Correct Answer:
C: 3,000
A box in the university bookstore contains books and each book in the box is a History book. an English book or a and one -sixth are English books, what fraction of the books are Science books?
Correct Answer:
C: 1/2
নিচের নির্ণায়কটির মান কত ?111abca2-bcb2-cac2-ab
Correct Answer:
ক: 2
কোনো সরল রেখার x অক্ষের ঋণাত্মক দিকের সাথে 45° কোন উত্পন্ন করলে ধনাত্মক দিকে রেখাটির ঢাল হবে-
Correct Answer:
ক: -1
`If 32 students in a class are female and in the class, the ratio of female students to male students is 16:9 , what percentage of the class is female?
Correct Answer:
B: 64%
∫04 dx2x+1 এর মান হল -
Correct Answer:
গ: 2
ABCD সামান্তরিকের A,B,C বিন্দু তিনটির স্থানাংক যথাক্রমে (1,2),(3,4),(1,0) হলে, D বিন্দুর স্থানাংক হবে-
Correct Answer:
ক: (-1,-2)
A merchant sells an item at a 20 percent discount , but still makes a gross profit of 20 percent of the cost. what percent of the cost would be the gross profit on the item. if it were sold without discount?
Correct Answer:
C: 50%
A store owner brought a lot of hats, 1/4th of which was brown. He sold 2/3 of the hats including 4/5 of the brown hats. What fraction of the unsold hats was brown?
Correct Answer:
C: 3/20
Let a , b and c be positive prime integers such that a +b =c .what is the sum of the three smallest possible values of c?
Correct Answer:
B: 25
The owner of an apple orchard ships apples in boxes that weight 2 kg when empty. The average apple weight 0.25 kg. and the total weight of a box filled with apples is 12 kg How many apples are packed in each box?
Correct Answer:
B: 40
Rahim has a business of renting out costume products. For each costume he rents out. Rahim receives a commission of Tk. 15 plus 20% of the rental price. During one particular Tk. 7,950 .What is the total amount of commission he received in that month.
Correct Answer:
D: Tk. 2,340
The square of a whole number is between 1500 and 1600. The number must be between-
Correct Answer:
B: 35 and 40
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?
Correct Answer:
B: 7
Jony has 30 pages to read for history class tonight. He decided that he would take a break when he finished reading 70% of the pages assigned. How many pages assigned. How many pages must he read before he takes a break?
Correct Answer:
D: 21
The living room in Dina's home is 182 square feet. How many square yards of carpet should she purchase to carpet the room?
Correct Answer:
A: 21 square yards
In which year SAARC has been started?
Correct Answer:
B: 1985
Explanation:
In which year SAARC has been started? Correct Answer 1985 (সার্ক) হচ্ছে দক্ষিণ এশিয়ার দেশগুলির একটি সংগঠন। এটি ১৯৮৫ সালে প্রতিষ্ঠিত হয়েছে।
Successive discount of 25% and 20% are equal to a single discount of -
Correct Answer:
A: 40%
What is the third largest economy of the world in 2014?
Correct Answer:
A: Japn
The name of the third sea port of Bangladesh is -
Correct Answer:
B: Payra
What is the total no of EU countries?
Correct Answer:
D: 28
which one of the following is not a part of the World Bank?
Correct Answer:
C: IMF
which is the odd number out in the series: 462,385, 198, 253, 781, 594?
Correct Answer:
C: 781
A person spends 20 percent of his monthly salary for his son's education. In the coming month, he is expected to get an increment of TA. 170 and he plans to spend half of that increment also for his son's education would be TA. 645 . what is the present salary of that person?
Correct Answer:
B: Tk. 2456
9 men went to a restaurant together. 8 of them spent Tk. 3 each over their meals and the 9th man spent Tk. 2 more than the average expenditure of all the 9 men. Find out the total money spent by the 9 men?
Correct Answer:
C: Tk. 28.25
The batting average for 40 innings of a cricket player is 50 runs. His highest score exceeds his lowest score by 172 runs. If these two innings are excluded then the average of the remaining 38 innings becomes 48 nuns. what is his highest score?
Correct Answer:
B: 182
An investor has a total capital of TA. 13,00,000 He invested a part of it in 3 percent annual interest and the reminder at 4 percent annual interest rate. If his annual interest amount was Tk. 44.00 how much did he invest in each?
Correct Answer:
C: Tk. 9,00,000 in 3% and 4,00,000 in 4%
If x -y=2 and xy =3 , then x + y =?
Correct Answer:
C: 16
The ratio of working hours of three workers is 1: 2: 5 . If they worked on a combined total of 112 hours , what is the longest hour did one worker work?
Correct Answer:
B: 70
A triangle has an angle of 82 degree The ratio of the other two angles is 2: 5 what is the smallest angle of the triangle?
Correct Answer:
C: 98 degree
An empty swimming pool with a capacity of 5760 gallons is filled at the rate of 112 hours what is the longest hour did one worker work?
Correct Answer:
B: 09
Sum of ages of sunny and Imran is Y years. If sunny is 12 years older than Imran , how many years old will Imran be Y years from now, in terms of Y?
Correct Answer:
C: Y/2-6
a, b,c are positive numbers such that 3a=4b=5c. If a+b =kc, what is the value of K?
Correct Answer:
A: 12/35
At Lions High school 100 students are taking chemistry and 80 students are taking Biology. If 20 students are taking both chemistry and Biology , what is the ratio of the students taking only chemistry to the number taking only Biology?
Correct Answer:
C: 5/4
If x +y =a, Y +z=b and x +z =c what is the average (arithmetic mean ) of x, y and z?
Correct Answer:
D: (a+b+c)/2
If the radius of a circle is increased by 6% , then the arca of the circle is increased by:
Correct Answer:
D: 12.36%
The size of the philips LCD television screen is given as the length of the screen's diagonal , Assume that the screens of the television were flat. Find out how many square inches greater would be the screen of square inches greater would be the screen of a square 21 -inch television set than that of a square 19-inch television set.
Correct Answer:
D: 40
starting from position X on the plain play ground of khulna University, one particular student walks 10 yerds due south and by that reached at position Y . Now , detect how far apart, in yards are position X and Y?
Correct Answer:
C: 12
A bird under controlled diet is fed daily 300 grams of a mixture of two foods: food A and food B. Food A contains 10% protein and food B contains 15% proten. If the bird's diet provides exactly 38 grams of protein daily, how many grams of food A are there in the mixture?
Correct Answer:
B: 140