mathematics MCQs

Showing 50 questions (Total: 16798)

Assistant Director (Administration) #10751

Which of the following sectors is the highest contributor to GDP of Bangladesh?

A: Rangamati
B: Chittagong
C: Dhaka
D: Feni
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Combined Bank #10752

When a certain number is divided by 7 ,the remainder is 0. if the remainder is not 0 when the number is not 0 when the number is divided by 14 , then the remainder must be -

A: 7
B: 5
C: 3
D: 8
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Government Job and Other Recruitment Exams #10753

২৫.৩৬ এর বর্গমূল কত?

ক: ৫.০৩৬
খ: ৫.০৬
গ: ৫.৬
ঘ: ৬.৫
Ministry of Health Office Assistant Com #10754

নিচের ভগ্নাংগুলোর মধ্যে কোনটি সবচেয়ে বড়?

ক: ২/৩
খ: ৪/৫
গ: ১৩/১৫
ঘ: ৩/২৯
Related Topics
Combined Bank #10755

The average attendance of a college for the first three days of a week is 325 and first four days is 320. How many were present on the fourth day?

A: 300
B: 315
C: 305
D: 350
Ministry of Health Office Assistant Com #10756

যদি y=5x2-2x এবং x=3 হয়, তবে y =?

ক: 24
খ: 27
গ: 39
ঘ: 51
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Combined Bank #10757

A mixture of 20 kg of sprit and water contains 10% water. How much water must she added to mixture to raise the percentage of water to 25%

A: 2
B: 4
C: 5 days
D: 6
Combined Bank #10758

X and Y start a business by investing a certain amount in the ratio 9: 16 . Both of them invest for an equal period of time . At the end of the term , X's share of profit is what per cent less than that of Y?

A: 6212
B: 60
C: 5523
D: 4334
Combined Bank #10759

TK. 355 has been divided among A, B,C in such a way that a had TK. 20 more than B and C had Tk. 15 more than B and C had Tk. 15 more than A How much was C's share?

A: Tk. 135
B: Tk. 100
C: TK. 120
D: Tk. 150
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Combined Bank #10760

Out of two numbers, 4 times the smaller one is less than 3 times the larger one by 5, if the sum of the numbers is larger than 6 times their difference by 6, find the two numbers

A: 55 and 58
B: 23 and 28
C: 59 and 43
D: 65 and 67
Combined Bank #10761

The sum of the squares of these numbers is 532 and the ratio of the first and the ratio of the first and the second as also of the second and the third is 3 : 2. Then the first number is -

A: 18
B: 6
C: 12
D: 20
Combined Bank #10762

Pipe P can fill and empty tank in 4 hours but pipe Q can completely empty the same tank in 8 hours. But the pipes were opened alternately after every two hours starting with pipe P then in how many hours, the tank was completely filled ?

A: 6 hours
B: 5 hours
C: 10 hours
D: 12 hours
Combined Bank #10763

By what percentage above the cost price ,a fan should be sold if a shopkeeper wants to make a profit of Tk. 500 and the marked price of the article is TK. 6000 which is 50% above the cost price ?

A: 25.0%
B: 12.5%
C: 20.0%
D: None of these
Combined Bank #10764

The average age of A, B And C sis 30 years. If the difference between B's age and A's age is same as the difference between C's age and B's age . If D is 40 years older than B then what is the sum of the age B and D?

A: 130 years
B: 60 years
C: 75 years
D: 100 years
Officer (Cash) #10765

In an office , 44% of the workers prefer coffee and 72% prefer tea. If each of them prefers coffee or tea and 40 like both, the total number of workers in the office is -

A: 200
B: 250
C: 240
D: 210
Officer (Cash) #10766

100 kg of solution A is mixed with 60 kg of solution B . If solution A has tin and copper in the ratio 1: 4 and solution B has lead and tin in the ratio 3 :2 then what is the amount of tin in the new solution?

A: 70 kg
B: 36 kg
C: 44 kg
D: 56 kg
DESCO Assistant Complaint Supervisor 22. #10767

দুইটি সংখ্যার গ.সা.গু এবং ল.সা.গু যথাক্রমে ১৪ ও ১৬৮ । সংখ্যাদ্বয়ের গুণফল কত?

ক: ৩৯০০
খ: ১৩৫২
গ: ৪৫৭
ঘ: কোনটিই নয়
Officer (Cash) #10768

The difference between the length and the breadth of a blackboard is 8 cm. If the breadth is decreased by 4 cm and the length is increased by 7 cm the areas remains the same. Find the dimensions of the blackboard?

A: 30,22
B: 28,20
C: 34,26
D: 56,48
DESCO Assistant Complaint Supervisor 22. #10769

একটি বাঁশের ০.১৫ অংশ কাদায় ও ০.৬৫ অংশ পানিতে আছে। যদি পানির উপরে বাঁশটির দৈর্ঘ্য ৪ মিটার হয়, তাহলে সম্পূর্ণ বাঁশটির দৈর্ঘ্য কত?

ক: ২০ মিটার
খ: ২২ মিটার
গ: ১৮ মিটার
ঘ: ২৬ মিটার
Officer (Cash) #10770

X cm complete a certain work in same time in which Y and Z together can do it. If X and Y together can finish it in 10 days and Z alone in 15 days, then Y alone can do it in ?

A: 22 days
B: 60 days
C: 20 days
D: 25 days
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Officer (Cash) #10771

The difference between the radio of bigger difference between circle and smaller circle is 14 and the difference between their sareas is 1056 cm2 . Radius of the smaller circle is .

A: 7 cm
B: 5 cm
C: 9 cm
D: 3 cm
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DESCO Assistant Complaint Supervisor 22. #10772

নিচের কোন ভগ্নাংশটি ৩/৫ থেকে বড় এবং ৬/৭ থেকে ছোট ?

ক: ৭/৮
খ: ১/৩
গ: ২/৩
ঘ: ১/২
Officer (Cash) #10773

A jar contains a mixture of oil and water in the ratio 22 :3 . 50 litres of the mixture was taken out and 25 litres of water was added to it. If water was 34% in the resultant mixture, what was the initial quantity of the mixture (in litres ) in the jar?

A: 175
B: 150
C: 75
D: 125
DESCO Assistant Complaint Supervisor 22. #10774

কোন বৃহত্তম সংখ্যা দ্বারা ৩৬৫ ও ৪৬৩ কে ভাগ করলে ভাগশেষ যথাক্রমে ৫ ও ৭ থাকে। বৃহত্তম সংখ্যাটির মান কত?

ক: ২৪
খ: ৫২
গ: ৪৫
ঘ: ৩৪
DESCO Assistant Complaint Supervisor 22. #10775

১৩, ১৭, ২৫,৪১ ...... ধারাটির পরবর্তী সংখ্যা কত?

ক: ৭৩
খ: ৮৯
গ: ১০১
ঘ: ১৪৫
DESCO Assistant Complaint Supervisor 22. #10776

রানার আয় ও ব্যয়ের অনুপাত ২০ : ১৫ হলে তার মাসিক সঞ্চয় আয়ের শতকরা কত ভাগ?

ক: ২৫%
খ: ৩০%
গ: ৪০%
ঘ: ৮০%
Officer (Cash) #10777

The ratio of the length to the breadth of a rectangular park is 3 :2 , if a man cycling along the boundary of the park at the speed minutes , then what is the area of the park?

A: 153600 m2
B: 154000 m2
C: 307400m2
D: None of these
DESCO Assistant Complaint Supervisor 22. #10778

আজ সোমবার । ৬১ দিন পরের দিনটি হবে ___.

ক: বৃহস্পতিবার
খ: রবিবার
গ: সোমবার
ঘ: শনিবার
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DESCO Assistant Complaint Supervisor 22. #10779

'y' এবং 'y দিনে মোট কত দিন আছে?

ক: ১৪ চ
খ: ৮y
গ: 7 y
ঘ: ৯ y
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Officer (Cash) #10780

A boat takes 19 hours to travel downstream from point A to point B and coming back to a point C midway . betway A and B . If the speed of the stream is 4 km/hr . what is the distance between A and B?

A: 160 km
B: 200 km
C: 180 km
D: 220 km
Officer (Cash) #10781

On reducing the entry fee by 35% in a park, the number of people coming to the park increased by 40% , then the percent increase or decrease in the income from the entry free is -

A: 9% decrease
B: 7% decrease
C: 9% increase
D: 5% decrease
Officer (Cash) #10782

Three number are added in pairs , the sums so obtained are 20,27 and 23. What are those three numbers?

A: 6,4and 15
B: 9, 11 and 14
C: 8, 12 and 15
D: 10, 8 and 17
Related Topics
Officer (Cash) #10783

After distributing the chocolates equally among 25 kids, 8 chocolates remain . Had the number of children been 28 , 22 chocolates would have been left after equally distributing. Find the total number of chocolates?

A: 315
B: 358
C: 368
D: 322
Related Topics
Officer (Cash) #10784

If radius of a circle is increased by 30% then its area is increased by -

A: 40%
B: 70%
C: 50%
D: 69%
Administrative officers of various Ministries #10785

১ মাইল = কত কিলোমিটার?

ক: ১.৪০
খ: ১.৫০
গ: ১.৬২
ঘ: ১.৭১
Officer (Cash) #10786

An amount of TK. 10,000 becomes TK. 20,736 in 2 years. If the rate of interest is compounded half yearly , what is the annual rate of interest?

A: 25%
B: 20%
C: 40%
D: 30%
Bangladesh Competition Commission Personal Assistant 29. #10787

একটি ত্রিভূজের দুটি কোণের অনুপাত ৩ :৫ । তৃতীয় কোণটি ৫২° হলে ছোট কোণটির পরিমাণ কত?

ক: ৪৮
খ: ৪৫
গ: ৬৭
ঘ: ৮০
Officer (Cash) #10788

The difference between two positive number is 3 and the sum of their squares is 369. Then the sum of the numbers is -

A: 27
B: 33
C: 20
D: 81
Bangladesh Competition Commission Personal Assistant 29. #10789

যদি x3-x5=2 হয়, x এর মান কত?

ক: ১৮
খ: ১৭
গ: ১৫
ঘ: ২১
Related Topics
Officer (Cash) #10790

A hall, 20m long and 15 m broad , is surrounded by a veranda of uniform width of 2.5m. The cost of flooring the verandah at TK. 3.50 per square meter is -

A: Tk. 500
B: TK. 700
C: Tk. 600
D: Tk. 800
Bangladesh Competition Commission Personal Assistant 29. #10791

y =x+3 এবং 2x +y=9 হলে y এর মান কত?

ক: ২
খ: ৫
গ: ৬
ঘ: ৮
Related Topics
Officer (Cash) #10792

In a two digit number, the digit in the unit's place is two more than the three times of the digit in ten's place . If the sum of the tow digits is 6 , the number is -

A: 51
B: 24
C: 15
D: 42
Bangladesh Competition Commission Personal Assistant 29. #10793

5x-4=-1 হলে x এর মান কত?

ক: ১
খ: ৩
গ: ৪
ঘ: ৫
Related Topics
Officer (Cash) #10794

A number when divided by 3 leaves a remainder 1 . When the quotient is divided by 2, it leaves a remainder 1. What will be the remainder when the number is divided by 6?

A: 2
B: 3
C: 4
D: 5
Related Topics
Officer (Cash) #10795

In your bookshelf, you have five favorite books. If you decide to arrange these five books in every possible combination and moved just one book in every half a minute How much time it will take you to arrange?

A: 3 hours
B: 1 hour
C: 2 hours
D: 30 minutes
Related Topics
Officer (Cash) #10796

Two trains P and Q are moving in opposite direction at a rate of 36 km/hr and 45 km/hr respectively. A passenger is sitting in train P, finds that his train passes train Q in 8 seconds. What is the length of train Q?

A: 195 m
B: 175 m
C: 190 m
D: 180 m
Officer (Cash) #10797

Lubana purchased 20 kg of pulses at a rate of Tk. 14.25 per kg and 30 kg of pulses at a rate of TK. 11.50 per kg.She decided to mix the two and sold the mixture. To make a profit of 30% what price per kg should he sell the mixture ?

A: 15.60
B: 14.80
C: 16.38
D: 18.20
B ADC Assistant Account Officer #10798

একটি প্রতিষ্ঠানের চলতি মূলধন ১৪,৪০০ টাকা । চলতি দায় চলতি সম্পদের এক পঞ্চমাংশ হলে চলতি সম্পদের পরিমাণ কত?

ক: ৩,৬০০ টাকা
খ: ১১,৫২০ টাকা
গ: ১৮,০০০ টাকা
ঘ: ২০,০০০ টাকা
Related Topics
Bangladesh Betar Co #10799

x+y=6, xy=8, then, (x-y)3=?

A: 3
B: 8
C: 9
D: 12
Bangladesh Betar Co #10800

ব্যাসার্ধ ২০% হ্রাস পাওয়াতে ১ টি বৃত্তের ক্ষেত্রফল কতটুকু হ্রাস পেল?

ক: ২১%
খ: ২২%
গ: ১৯%
ঘ: ৩৬%
Related Topics