জব প্রিপারেশন

1101 Math

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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1102 Math

If 2 kg of metal, of which 1/3 is zinc and the rest is copper s, be mixed with 3 kg of metal , of which 1/4 is zinc and the rest is copper , then what will be the ratio of zinc to copper in the mixture?

A)13:42

B)19:43

C)15:42

D)17:43

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1103 Math

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)25.00%

B)12.50%

C)20.00%

D)None of these

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1104 Math

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

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1105 Math

The sum of the squares of these three numbers is 532 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

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1106 Math

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

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1107 Math

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

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1108 Math

The humidity of air measured in percentage is called -

A)Absolute humidity

B)Relative humidity

C)Specific humidity

D)All of these

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1109 Math

Kalam has three daughters; Shaila , Meena and Tina. Three years ago, when Kalam was twice as old as Tina , he was 30 years older than sMeena Now he is 47 years older than Shaila In 4 years. Shaila will be half as old as Tina What is the sum of the current ages of Kalam and his three daughters ?

A)138

B)144

C)154

D)180

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1110 Math

In a garden , there are 10 rows and 12 columns of mango trees. The distance between two trees is 2 meters and a distance of one meter is left from all sides of the boundary of the garden . What is the length of the garden ?

A)20 m

B)22 m

C)24 m

D)26 m

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1111 Math

Due to reduction in the bus price by 15% , the number of passengers on a certain route increased by 40% . What will be the percentage increase in revenue?

A)17

B)18

C)19

D)20

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1112 Math

Hassan completed 1/3 portion of a job in 8 days and left. Then Jashim was recruited and he worked for 5 days and left the job. Hassan again joined and completed the rest of the Josim require to complete the job alone?

A)10 days

B)24 days

C)30 days

D)36 days

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1113 Math

Jerin has 40% more books than Rashed However, if she gives 45 of her books to Rashed, then Rashed will have 10% more books than Jerin . How many books did Jerin begin with ?

A)140

B)175

C)245

D)385

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1114 Math

Alim was hired for a job for 7 days . Each day, he was paid Tk. 10 more than what he was paid for the previous day of work . The total amount he was paid in the first 4 days of work equaled the total amount he was paid in the last 3 days. What was his starting pay?

A)TK. 90

B)Tk. 138

C)Tk. 153

D)Tk. 160

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1115 Math

The captain of Bangladesh Cricket Team is 26 years old and the wicket keeper is 4 years older . If the ages of these two are excluded,the average age of the remaining players is one year less than the average age of the whole team . What is the average age of the team ?

A)21

B)22

C)23

D)None

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1116 Math

A cement mixture is composed of 3 elements. Weight, 1/3 is water and the remaining 12 pounds of the mixture is gravel .What is the weight of the entire mixture in pounds?

A)60

B)80

C)90

D)180

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1117 Math

If w is 10 percent less than x, and y is 30 percent less than z , then why is what percent less than xz?

A)10%

B)20%

C)37%

D)40%

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1118 Math

The operation @ is defined for all integers x and y as x @ y=xy-y. If x and y are positive integers, which of the following cannot be Zero?

A)x@y

B)y@x

C)(x-y)@y

D)(x+1)@y

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1119 Math

Anik travels 35 kilometers (km) partly at 4km /h and partly at 5 km/h. If he covers the distance at 5 km/h he could cover 2 km more in the same time. The time taken to cover the whole distance at original rate is -

A)4hr 30 min

B)5hr 24 min

C)7hr 24 min

D)9 hr 24 min

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1120 Math

Kalam bought two varieties of rice , costing Tk. 50 /kg and Tk. 60 /kg each , and mixed them in some ratio. Then he sold the mixture at Tk. 70/kg. Making a profit of 20% .What was the ratio of the mixture?-

A)1:10

B)1:05

C)2:07

D)3:08

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1121 Math

In a class, 120 students are male and 100 students are female , 25% of the male students and 20% of the female students are engineering students . 20% of the male engineering students and 25% of the female engineering students passed the final exam. What percentage of engineering students passed the exam ?

A)5%

B)10%

C)15%

D)22%

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1122 Math

is divisible by both 40 and 75 if a has exactly three distinct prime factors, which of the following could be the value of 'a'

A)30

B)60

C)200

D)420

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1123 Math

There are 48 books on 3 shelves. If 3 books from third shelf are shifted to the second there will be same number of books on first and third shelves and double the number of books on shelf . How many books were there on three shelves originally?

A)10, 25,13

B)12, 21,15

C)11, 23, 14

D)13, 19, 16

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1124 Math

Arafat has TK. 420. He purchased fifty mangoes and thirty oranges with the whole amount. He then chose to return six mangoes for nine oranges as both quantities are equally priced What is the price of each Mango in Tk?

A)4

B)4.5

C)5

D)6

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1125 Math

Last year Jaman bought two lamps. This year he sold them for BDT 2000 each . On one lamp, he made 25% profit and on the other lamp he had 25% profit and on the other lamp he had 25% loss, 'What was his net loss or profit? -

A)Loss BDT 1000

B)Profit BDT 100

C)LOSS BDT 100

D)None

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1126 Math

If the average of 5 consecutive integers is 19 then what is the difference between the least and the greatest of the 5 integers?

A)4

B)5

C)8

D)10

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1127 Math

150 individuals attended a marathon held in Sylhet. Of those only If x of the 150 individuals were from sythet and z of the individuals participated in the marathon but were not from sylhet. Which of the following represents the number of individuals who did not participated in the marathon and were not from sylhet?

A)150 -x+z

B)150 -x-y+z

C)150-x+z

D)150-x-z

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1128 Math

What would be the life span of the satellite 'Bangabandhu Satellite'?

A)3 years

B)5 years

C)15 years

D)20 years

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1129 Math

Which of the following minerals is found at Maddyapara in Dinajpur district?

A)Coal

B)White rock

C)Lime rock

D)Hard rock

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1130 Math

In which year , the first parliamentary election was held in Bangladeh?

A)1970

B)1971

C)1972

D)1973

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1131 Math

In which of the following districts the biggest gas field in Bangladesh is situated?

A)Moulvibazar

B)Sunamganj

C)Habiganj

D)None

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1132 Math

Which of the following is a coal fired power station in Bangladesh ?

A)Ashugang

B)Barapukuria

C)Ghorashal

D)Siddhirgang

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1133 Math

How many distinguished personalities have been honored with the 'Independence Award in 2018 in Bangladesh?

A)12

B)13

C)16

D)18

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1134 Math

In terms of land area, which one is the largest district of Bangladesh ?

A)Rangamati

B)Chittagong

C)Dhaka

D)Feni

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1135 Math

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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1136 Math

Hasina : A Daughter's Tale Was directed by -

A)Kazi Hayat

B)Enamul Karim Nirjhar

C)Piplu Khan

D)Abu Sayeed

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1137 Math

১৭ সে.মি. , ১৫ সে.মি. ৮ সে.মি. বাহু বিশিষ্ট ত্রিভুজটি হবে -

A)সমবাহু

B)সমদ্বিবাহু

C)সমকোণী

D)স্থুলকোণী

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1138 Math

হলে , x এর মান কত?

A)1

B)2

C)3

D)4

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1139 Math

দুটি সংখ্যার গুণফল ৩,৩৮০ এবং গ.সা.গু ১৩। সংখ্যা দুটির ল.সা.গু কত?

A)২৬০

B)৭৮০

C)১৩০

D)৪৯০

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1140 Math

০.১,২ এবং ৩ দ্বারা গঠিত চার অঙ্কের বৃহত্তম এবং ক্ষুদ্রতম সংখ্যার বিয়োগফল -

A)৩১৪৭

B)২২৮৭

C)২৯৮৭

D)২১৮৭

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1141 Math

বৃত্তের ব্যাস তিনগুন বৃদ্ধি পেলে ক্ষেত্রফল কতগুণ বৃদ্ধি পাবে?

A)৩গুণ

B)৯ গুণ

C)১২ গুণ

D)১৬ গুণ

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1142 Math

১,১,২,৩,৫,৮,১৩,২১- ধারার ১০ তম পদ কত?

A)৩৪

B)৫৫

C)৪৮

D)৬৪

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1143 Math

কোন লঘিষ্ঠ সংখ্যার সাথে ২ যোগ করলে যোগফল ১২, ১৮,২৪ দ্বারা বিভাজ্য হবে?

A)৮৯

B)৭০

C)১৭০

D)১৪২

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1144 Math

3x -7y +10 =0 এবং y-2x-3=0 এর সমাধান-

A)x=1, y =-1

B)x=1 ,y=1

C)x=-1 y=-1

D)x=-1 , y=1

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1145 Math

যদি a +b =2, ab=1 হয় তবে a এবং b এর মান যথাক্রমে -

A)0,2

B)1,1

C)-1,3

D)-3,-4

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1146 Math

If = = 3, what is the value of ?

A)4

B)6

C)3

D)2

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1147 Math

Ten years before , the ratio of the ages between father and son was 3 : 1 and 5 years after it would be 2 :1 . What are their current ages?

A)50 And 20 years

B)49 And 27 years

C)55 And 25 years

D)45 And 25 years

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1148 Math

At what rate of profit a principle becomes Tk. 460 with simple profit in 3 years and Tk. 600 with simple profit in 5 years?

A)20%

B)24%

C)28%

D)32%

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1149 Math

If a+b=-c, and is expressed interms of c,which one of the following wil lbe?

A)

B)

C)bc

D)ca

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1150 Math

Find the principle amount that produces a total value of Tk. 1014 at 4 years with 7.5 percent simple interest rate.

A)725

B)700

C)780

D)790

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