জব প্রিপারেশন

69101 Math

A gardener plants 17956 trees in such a way that there are as many rows as the number of trees in a row. What is the number of trees in a row ?

A)134

B)136

C)144

D)154

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69102 Math

Two numbers are in the ratio 5:4 and their difference is 10. What is the largest number ?

A)40

B)30

C)50

D)45

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69103 Math

Raina is twice as old as Saima. Three years ago, Raina was three times as old as Saima. How old is Raina now ?

A)6 Years

B)12 Years

C)14 Years

D)16 Years

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69104 Math

Four persons can complete a job in 8 days. After four days two persons have left the work. How many days would it take for the remaining persons to complete the world ?

A)10

B)6

C)8

D)4

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69105 Math

Two friends M and N have 40% and 60% shares in a business. After some time a third friend joined the business by investing Tk 5 Lac and acquired 20% shares in the business. What is the share of M in the business now ?

A)20%

B)24%

C)28%

D)32%

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69106 Math

Out of 7500 candidates 75% were offered to study in Arts and 45% in Business. How many were offered both ?

A)1000

B)1750

C)2000

D)1500

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69107 Math

The price of a certain DVD is discounted by 10% and the reduced price is then discounted by another 10%. This series of successive discounts is equivalent to a single discount of :

A)20%

B)19%

C)18%

D)15%

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69108 Math

A zookeeper counted the heads of animal and found it to be 80. When he counted the legs of animals, he found the number to be 260. If the zoo had either Pigeons or horses, how many horses were there in the zoo ?

A)30

B)40

C)50

D)60

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69109 Math

The speed of a boat is 10km per hour(kph) and the speed of the river current is 5 kph. The boat traveled 5 hours in favour of the current and then returned to the stating point. What was the time to return ?

A)15 hours

B)12.5 hours

C)10 hours

D)7.5 hours

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69110 Math

How many 1-inch square tiles would it take cover the floor of a closet that has dimensions 5 feet by 4 feet ?

A)240

B)1440

C)2160

D)2880

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69111 Math

2^30+2^30+2^30+2^30= ?

A)8^120

B)8^30

C)2^32

D)2^30

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69112 Math

What must be added to 1/x for making it equal to x ?

A)(x^2+1)/x

B)x/(x^2+1)

C)(x^2-1)/x

D)x/(x^2-1)

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69113 Math

If the difference between the circumference and diameter of a circle is 60 cm, then the radius of the circle is :

A)7 cm

B)9 cm

C)10 cm

D)14 cm

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69114 Math

If the perimeter of a rectangular flower bed is 30 feet, and its area is 44 square feet, What is the length of each of its shorter sides ?

A)4

B)5

C)6

D)7

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69115 Math

Maxwell Company's return on equity was 18% and the financial leverage percentage was 13% (positive). Return on assets was :

A)31%

B)18%

C)13%

D)5%

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69116 Math

A circular swimming pool is to be filled with water. If the radius of the pool is 2m and the height of the pool is 7m, what volume of water will be required to fill the pool ?

A)88m^3

B)176m^3

C)25.14m^3

D)none of these

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69117 Math

How many squares of 2 inch dimension will be required to cover a rectangle of 8 inch breadth and 6 inch length ?

A)7

B)24

C)12

D)none of these

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69118 Math

In a class of 78 students 41 are taking French, 22 are taking German. Of the students taking French of German, 9 are taking both courses. How many students are not enrolled in either course ?

A)6

B)15

C)24

D)33

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69119 Math

If n is an even integer, which of the following must be an odd integer ?

A)5n-2

B)7(n+3)

C)n(n-1)^2

D)none of these

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69120 Math

If 32% of 650 is equal to 2/3 of x, what is the value of x ?

A)208

B)416

C)975

D)312

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69121 Math

Mita has two brothers - one of the brothers is 4 years younger than her and the other brothers is 5 years older than this brother. If the average age of the siblings is 5, what is the age of Mita ?

A)6

B)7

C)5

D)none of these

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69122 Math

The production cost of one unit of an item is Tk. 10. The item can be sold for a price of Tk. 16. The company further incurs a cost of Tk. 10,000 in the selling process. How many units of the product should be sold for the company to earn a profit of Tk. 50,000 ?

A)1667

B)8333

C)6000

D)10000

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69123 Math

The angels of a triangle are in the ratio 2:3:4. What is the value of the largest angle in the triangle ?

A)90

B)80

C)60

D)180

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69124 Math

What is the amount of interest on Tk. 500 invested for nine months at the rate of 12.5% per annum ?

A)Tk. 62.50

B)Tk. 46.875

C)Tk. 83.33

D)none of these

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69125 Math

The height of a box is 10cm, its upper and lower lids are square in shape. If the total surface area of the box is 250 cm^2, the length of its side is :

A)25cm

B)5cm

C)10cm

D)8cm

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69126 Math

The price of a mobile set Tk. 4200, which includes 20% profit mark up. What is the cost of the mobile set ?

A)Tk. 3360

B)Tk. 840

C)Tk. 3500

D)none of these

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69127 Math

Mr. Bakhtiar works in the procurement department of a library. Under a new purchase policy, he increased the total number of books in the library by 20%. But soon afterwards, as part of the library cleaning process, 10% of the total library book stock is disposed of. What is the net change over the initial number of books in the library ?

A)increased of 10%

B)increased of 30%

C)decreased of 8%

D)none of these

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69128 Math

It takes 10 days for 4 boys to complete a piece of work. The same work can be completed by 7 girls in 10 days. If 3 boys and 5 girls work in together, approximately how many days will they need to complete the work ?

A)10

B)15

C)7

D)none of these

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69129 Math

A bus travelling at a speed of 5 km/hour, takes 3 hours to complete a distance. If it takes 4 hours to complete the same distance by your car, what is your speed ?

A)24km/hour

B)40km/hour

C)3.75km/hour

D)none of these

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69130 Math

A mixture contains 2/5 of element A and 3/5 of element B. When 5ml of A is added to the mixture, the proportion of B in the mixture changes to 1/5. What amount of A was originally present in the mixture before the addition was made ?

A)1ml

B)1.5ml

C)2.5ml

D)6ml

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69131 Math

The breadth of a rectangular field is 5m. Its length is thrice the breadth. What is the total length of facing required to the if the fence is to be built leaving 0.5 m of space from each side ?

A)56m

B)70m

C)44m

D)38m

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69132 Math

Annie can complete a term paper in 15 days while Bob can finish it in 20 days. What is the fraction of work left if both Annie & Bob work together for 4 days?

A)4-Jan

B)10-Jan

C)15-Jul

D)15-Aug

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69133 Math

To make a high quality fertilizer, a seller mixes 26 kg of type A fertilizer at Tk 20 per kg with 30 kg of type B fertilizer at Tk 36 per kg an sells the mixture at Tk. 30 per kg. What is her profit percentage?

A)No profit, no loss

B)5%

C)8%

D)10%

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69134 Math

One 100 gram bowl of cream soup contains 300 calories. How many calories are there in a 30 gram portion of that soup?

A)90

B)100

C)900

D)1000

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69135 Math

"X" is the minimum number of mangoes that must be added to an existing stock of 966 mangoes. So that the total stock can be equally distributed among 6, 7, 8 or 9 persons. What is the value of "X"?

A)36

B)42

C)56

D)72

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69136 Math

In a cricket championship tournament, Team Dhaka has won 30 games out of 50 played. It has 45 more games to play. In order. In order to maintain an average of 80% victory rate, team Dhaka has to win how many games?

A)24

B)32

C)36

D)42

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69137 Math

If 6 undergraduate students can complete 9 identical math projects in 3 days, how long (in days) will it take 4 undergraduate students to complete 10 such projects?

A)5

B)4

C)6

D)3

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69138 Math

A pineapple costs Tk 7 each. A watermelon costs Tk 5 each. Rahima spends exactly Tk 38 on these fruits. What was the number of pineapples purchased?

A)2

B)3

C)4

D)Cannot be calculated

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69139 Math

What is the value of 'x' if the average of 3, 4, 8 and 'x' is exactly 5?

A)5

B)6

C)8

D)10

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69140 Math

How many miles can a motor cyclist travel from 8:25 a.m. to 9.55 a.m. at a speed of 80 miles per hour?

A)130 miles

B)150 miles

C)180 miles

D)120 miles

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69141 Math

'Today' is to 'Tomorrow' as 'Sunday' is to ----

A)Sunday

B)Monday

C)Tuesday

D)Thursday

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69142 Math

Laboni bought a 1 year, Tk. 10,000 certificate of deposit that paid interest at an annual rate of 8 percent compounded semiannually. What was the total amount of interest paid on his certificate at maturity?

A)Tk. 10,464

B)Tk. 864

C)Tk. 816

D)Tk. 800

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69143 Math

At the rate of m meters per s seconds, how many meters does a cyclist travel in x minutes?

A)mx/s

B)60m/sx

C)60ms/x

D)60mx/s

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69144 Math

The persent ratio of students to teachers at a certain school is 30 to 1. If the student enrollment were to increase by 50 students and the number of teachers were to increase by 5, the ratio of students to teachers would then be 25 to 1. What is the present number of teacher?

A)15

B)10

C)12

D)8

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69145 Math

The cost, in taka, of manufacturing x microwaves is 6000+300x taka. The amount received when selling these x microwaves is 700x taka. What is the least number of microwaves that must be manufactured and sold so that net profit is Tk. 2,400?

A)15

B)21

C)19

D)17

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69146 Math

The larger of two numbers exceeds twice the smaller number by 9. The sum of twice the larger and 5 times the smaller number is 74. If a is the smaller number, which eqution below determines the correct value of a ?

A)5(2a+9)+2a = 74

B)5(2a-9+2a)=74

C)(4a+9)+5a=75

D)2(2a+9)+5a=74

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69147 Math

In the figure, what is the value of a?

A)30

B)45

C)72

D)60

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69148 Math

Find the probability of selecting a prime number from a set of number 1 to 15 (both inclusive).

A)15-Jan

B)5-Mar

C)5-Feb

D)15-Jul

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69149 Math

If 4% of (P+Q) are 8 and P is a positive, what is the greatest possible value of Q?

A)196%

B)197%

C)198%

D)199%

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69150 Math

The sum of two numbers is equal to thrice difference. If the smaller of the numbers is 10 find the other number.

A)15

B)20

C)40

D)none of these

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