জব প্রিপারেশন

20101 Math

Q is as much younger than R as he is older than T. If the sum of the ages of R and T is 50 years, what is definitely the difference between R and Q's age?

A)2

B)5

C)25

D)Cannot be determined

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20102 Math

The difference between a two-digit number and the number obtained by interchanging the positions of its digits is 36. What is the difference between the two-digits of that number?

A)3

B)4

C)6

D)9

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20103 Math

A jogger running at 9 km/hr alongside a railway track is 240 meters ahead of the engine of a 120 meters long train running at 45 km/hr in the same direction. In how much time will the train pass the jogger?

A)3.6 sec

B)18 sec

C)36 sec

D)72 sec

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20104 Math

In a race 200m, A can beat B by 31m and C by 18m. In arace of 350m, C will beat B by------

A)25m

B)22.75m

C)19.75m

D)19m

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20105 Math

An automobile financier claims to be lending money at simple interest, but he includes the interest every six months for calculating the principal. If he is charging an interest of 10%, the effective rate of interest becomes---

A)10%

B)10.25%

C)10.75%

D)11%

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20106 Math

a man can row at 5 km/hr in still water. If the velocity of the current is 1 km/hr and it takes him 1 hour to row to a place and come back, how far is the place?

A)2.4 km

B)3 km

C)4.5 km

D)5 km

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20107 Math

The price of commodity X increases by 40 paisa every year, while the price of commodity Y increases by 15 paisa every year. If in 2001, the price of commodity X was TK4.20 and that of Y was TK 6.30, in which year commodity X will cost 40 paisa more than commodity Y?

A)2010

B)2011

C)2012

D)2013

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20108 Math

If the numerator of fraction is increased by 200% and the denominator is increased by 350% . The resultant fraction is 5/12 . what was the original fraction ?

A)

B)

C)

D)

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20109 Math

In a mixture, the ratio of the milk and water is 6 : 5. when 22 liter mixture is replaced by water, the ratio becomes 9 : 13. Find the quantity of water after replacement.

A)62 liter

B)50 liter

C)40 liter

D)52 liter

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20110 Math

A man covers a total distance of 100 km on bicycle . For the first 2 hours , the speed was 20 km / hr and for the rest of the journey , it came down to 10 km / hr. The average speed will be

A)12.5 km / hr

B)13 km / hr

C)14.5 km / hr

D)20 km / hr

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20111 Math

A man can reach a certain place in 40 hours . If he reduces his speed by 1/15th, he goes 5 km less in that time . Find the total distance covered by him.

A)60 km

B)85 km .

C)52 km .

D)75 km .

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20112 Math

A shopkeeper gains 17% after allowing a discount of 10% on the marked price of an article . Find his profit percent if the article is sold at marked price allowing no discount .

A)30%

B)37%

C)23%

D)27%

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20113 Math

Aalm sold tow vehicles for Tk. 46000 each . If he gained 10% on the first and lost 10% on another , then what is his percentage profit or loss in this transaction ?

A)2% loss

B)1 % profit

C)1 % loss

D)None of these

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20114 Math

The profit earned after selling an article for Tk. 3,362 is the same as the loss incurred after selling the article for Tk. 2,36. At what selling price will a trader make a 20% profit on this article?

A)4639.4

B)4769.6

C)4830.8

D)None of these

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20115 Math

An article costs Tk. 500 and the marked price is mentioned as Tk. 800. What is the profit % for the seller it he sells and offers a discount of 10% on the marked price ?

A)30%

B)44%

C)56%

D)64%

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20116 Math

The average of the first and the second of three numbers is 15 more than the average of the second and the third of these numbers .what is the difference between the first and the third of these three numbers?

A)15

B)45

C)60

D)None of these

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20117 Math

30 pens and 75 pencils altogether were purchased for Tk. 510 . If the average price of a pencil was Tk. 2 , what was the average price of a pen ?

A)Tk. 9

B)Tk. 10

C)Tk. 11

D)Tk. 12

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20118 Math

A boat travel with a speed of 10 km / hr in still water. If the speed of the stream is 3 km / hr then find time taken by boat to travel 52 km downstream .

A)2 hrs

B)4hrs

C)4 hrs

D)9 hrs

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20119 Math

The ratio of the speed of boat in still water to the speed of stream is 16 : 5. A boat goes 16.5 km in 45 minute upstream , find the time taken by boat to cover the distance of 17.5 km downstream .

A)30 minutes

B)25minutes

C)50 minutes

D)45 minutes

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20120 Math

A train passes a platform in 40 sec and a woman standing on the platform in 30 sec . the speed of the train is 108 km / hr, what is the length of the platform ?

A)100 m

B)300 m

C)900 m

D)1020 m

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20121 Math

A train 125 m long passes a person , running at 8 km / hr in the same direction in which the train is going in 25 seconds . The speed of the train is :

A)22

B)36

C)30

D)26

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20122 Math

There are two numbers , 1 st number is 12 more than the 2nd number . The average of the two numbers is 19. If 2 is added in both numbers , find the ratio of the numbers .

A)5:09

B)11:09

C)4:09

D)9:05

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20123 Math

Sum of 4 consecutive even numbers is greater than consecutive odd numbers by 81. If the sum of the least odd and even numbers is 59 then find the sum of largest odd and even numbers.

A)69

B)53

C)65

D)72

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20124 Math

A number is as much greater than 36 as is less than 86 . Find the number.

A)68

B)43

C)61

D)73

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20125 Math

X, Y and Z can do a piece of work in 6 hours. X and Y can do the same work in 8 hours and Z can the same work in 12 hours . In how many times will X and Z do the same work?

A)6 hours

B)8 hours

C)10 hours

D)12 hours

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20126 Math

If A can do 1 /4 of a work in 3 days and B can do 1 /6 of the same work in 4 days , how much will A get if both work together and are paid Tk. 180 in all ?

A)Tk. 60

B)Tk. 120

C)Tk. 90

D)Tk. 180

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20127 Math

এর মান নিচের কোনটি?

A)9-Jan

B)27

C)3-Jan

D)27-Jan

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20128 Math

যদি হয়, তবে x এর মান কোনটি হবে?

A)1

B)

C)

D)

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20129 Math

হলে n এর মান নিচের কোনটি হবে?

A)

B)1

C)3

D)4

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20130 Math

এর সঠিক মান কোনটি?

A)

B)x

C)

D)1

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20131 Math

(a-b)(a-b) = কত?

A)

B)

C)

D)

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20132 Math

হলে কোন প্রকারের কোণ?

A)সমকোণ

B)সূক্ষকোণ

C)স্থুলকোণ

D)প্রবৃদ্ধকোণ

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20133 Math

In a box there are 10 apples and 2/5th of the apples are rotten . If three apples are taken out from the box, what will be the probability that at least one apple is rotten .

A)

B)

C)

D)

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20134 Math

In a class average the mark in an exam is 70. The average of students who scored below 60 is 50. The average of students who scored 60 or more is 75. If the total number of students in this class is 20, how many students scored less than 60?

A)4

B)8

C)10

D)16

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20135 Math

A school has 10 classes with the same number of students in each class. One day, the weather was bad and many students were absent. 5 classes were half full, 3 classes were 3/4 full and 2 classes were 1/8 empty. A total of 70 students were absent. What is the total number of students in this school?

A)200

B)220

C)250

D)400

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20136 Math

The lengths of the sides of a triangle are d+1, 2d, and 3d. The sum of the degree measures of the three interior angles of the triangle is____

A)6d+1

B)60d

C)90

D)180

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20137 Math

x এর মান কত হলে হবে?

A)2

B)4

C)5-Jun

D)8

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20138 Math

A)5

B)2

C)3

D)5-Mar

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20139 Math

#NAME?

A)

B)

C)

D)

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20140 Math

হলে কোন প্রকারের কোণ ?

A)সমকোন

B)সূক্ষকোণ

C)স্থুলকোণ

D)প্রবৃদ্ধ কোণ

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20141 Math

10 টাকা টাকা টাকা 30 টাকা = কত?

A)1 টাকা

B)1

C)900 টাকা

D)অর্থবহ নয়

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20142 Math

Two different schools, A and B, have the same number of students. The ratio of the boys in school A and the boys in school B is 2:1 and the ratio of the girls in school A and the girls in school B is 4:5. What is the ratio of the boys in school A to the girls in school A?

A)1:02

B)2:03

C)3:04

D)4:05

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20143 Math

It a, b, and c are three different positive integers less than 10 and greater than zero, what is the greatest possible value of the expression (a+b)/c?

A)15

B)16

C)17

D)18

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20144 Math

In the last week of a month, a car dealer sold 12 cars. A new sales promotion came out the first week of the next month and he sold 19 cars that week. what was the percent increase in sales from the last week of the previous month compared to the first of the next month?

A)58%

B)119%

C)158%

D)200%

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20145 Math

Jesmin spent one-third of her money on books and half of the remaining money on clothing. she then spent three-fourths of what she had left on food. She had 500 left over. How much money did she start with?

A)Tk. 6000

B)TK. 8000

C)TK. 12000

D)TK. 1600

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20146 Math

An instrument store gives a 10% discount to all students of the original cost of an instrument. During a school sale an additional 15% is taken off the discounted price. Rahim, a student at the local high school, purchases a flute for Tk 306. How much did it originally cost?

A)Tk 400

B)Tk 408

C)Tk 375

D)Tk 425

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20147 Math

If the average of 11,17,x, and y is 19, what is the average of (x+50) and (y-7)?

A)46

B)23

C)21

D)14

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20148 Math

2 large and 1 small pumps can fill a water tank in 4 hours. One large and 3 small pumps can also fill the same water tank in 4 hours. how many hours will it take for 3 large and 4 small pumps to fill the tank?

A)2 hours

B)2.5 hours

C)3 hours

D)3.5 hours

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20149 Math

If

A)

B)

C)

D)

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20150 Math

The area of a triagle with sides 3 cm, and cm is ____

A)

B)

C)

D)

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