জব প্রিপারেশন

13301 Math

A man rows at 6 km/hr in still water and 4.5km/hr against current. His rate along the current is :

A)9.5 km/hr

B)7.5 km/hr

C)7 km/hr

D)5.25 km/hr

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13302 Math

Nazir can wash his car 15 minutes while his son takes twice as long. If they work together how many minutes will the job take them?

A)5

B)15

C)10

D)20

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13303 Math

A batsman in his 17th innings makes a score of 85 and thereby increases his average by 3, his average after the 17th innings is :

A)36

B)37

C)34

D)35

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13304 Math

Income of A is 25% less than B. How much percent B's income would be more than that of A?

A)33.50%

B)30%

C)35%

D)40%

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13305 Math

Two pipes A & B would fill a tank in 20 & 30 minutes respectively. Both pipes being open, find when A must be turned off so that tank may be just filled in 15 minutes.

A)After 10 minutes

B)After 20 minutes

C)After 15 minutes

D)None

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13306 Math

What percentage of profit is made by selling an article at a certain price if by selling at two third of that price there would be a loss of 20%?

A)25%

B)30%

C)20%

D)15%

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13307 Math

A general wishing to draw up his 7250 men in the form of a solid square found that he had 95 men over. What is the number of men in the front row?

A)100

B)150

C)50

D)None

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13308 Math

Divide Rs. 5625 among A, B & C so that A may receive 1/2 as much as B & C and B 1/4 of what A and C together receive?

A)112,518,702,630

B)2625, 1875, 1125

C)1875, 1125, 2625

D)6

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13309 Math

Business partnera A, B and C agree to divide their total profit for the year in the ratios 4 : 7 : 8 respectively. If A's share of the profit is Rs. 16,000, what was the total profit of the business partners for the year?

A)Rs. 64,000

B)Rs. 76,000

C)Rs. 30,000

D)Rs. 3000,000

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13310 Math

If Rs. 450/- amount to Rs. 504/- in three years at simple interest, what will Rs. 650/- amount in 2 years & 6 months the interest rate being the same in both cases?

A)Rs. 715/-

B)Rs. 750/-

C)Rs. 725/-

D)Rs. 700/-

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13311 Math

A glass when full of milk, weighs one kilogram. When half full, it weighs 3/4 kilogram. What is the weight of the empty glass?

A).25 kg

B)35 kg

C).45 kg

D).5 kg

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13312 Math

In a right angled triangle the horizontal side measures 8 cm and the vertical side measures 12 cm. What is the area of the triangle?

A)96 sq cm

B)52 sq cm

C)48 sq cm

D)100 sq cm

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13313 Math

Complete the series 4, 9, 17, 35,------

A)62

B)69

C)72

D)96

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13314 Math

Complete the series 1, 9, 17, 25, 33------

A)40

B)35

C)41

D)43

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13315 Math

If 12 years are added to 2/3 age of Rani, she will be three years older than today. What is Rani's present age?

A)25

B)27

C)26

D)29

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13316 Math

A man travels 100 miles at 20 miles per hour, 60 miles at 30 miles per hour and 80 miles at 10 miles per hour, what is his average rate for the three trips?

A)18 miles per hr

B)17 miles per hr

C)20 miles per hr

D)16 miles per hr

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13317 Math

What is the area of a circle with a radius of 7 meters?

A)154 sq metres

B)160 sq metres

C)185 sq metres

D)162 sq metres

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13318 Math

How much would I have to pay for a book which cost Rs. 72 to produce, if the printing company sold it to a book seller at 20% profit and the bookseller sold it to me at a profit of 25%?

A)Rs. 104

B)Rs. 106

C)Rs. 108

D)Rs. 110

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13319 Math

A sum of 24 is divided into two parts so that seven times the first part added to five times the second part makes 146. The value of first part is?

A)13

B)11

C)17

D)7

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13320 Math

A sum of Rs. 1500.00 was put in two companies, one paid 6% simple interest and the other 5%. The whole annual interest from the two companies was Rs.85.00. What is the sum invested in the first company?

A)Rs. 500

B)Rs. 800

C)Rs. 1000

D)Rs. 700

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13321 Math

How many signals can be given by 5 flags of different colours using 3 flags at a time.

A)5

B)15

C)60

D)120

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13322 Math

Seats for Mathematics, Physics and Biology in a university are in the ratio 5: 7: 8, There is a proposal to increase these seats by 40% , 50% and 75% respectively. what will be ratio of increased seats?

A)2:03:04

B)6:07:08

C)6:08:09

D)Remain the same

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13323 Math

On selling 17 balls for Tk 720 , there iss a loss equal to the cost price of 5 balls. The cost price of a ball is --

A)Tk 45

B)Tk 50

C)Tk 55

D)Tk 60

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13324 Math

The captain of a cricket team of 11 members is 26 years old and the wicket keeper is 3 years older . If the ages of these two are excluded, the average , 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 whole team?

A)23 years

B)24 years

C)25 years

D)26 years

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13325 Math

An industrial loom weaves 0.128 metres of cloth every second. Approximately , how many seconds will it take for the loom to weave 25 metres of cloth?

A)178

B)195

C)204

D)488

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13326 Math

Kibria went to the swtationers and bought things worth Tk 25 out of which 30 paisa was sales tax on taxable items. If the tax rate is 6% , then what was the cost of the tax free items?

A)Tk 15

B)Tk 15.70

C)Tk 19.70

D)Tk 20

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13327 Math

A towel, when bleached, was found to have lost 20% of its length and 10% of its breath . what is the percentage of decrease in area?

A)10%

B)10.08%

C)20%

D)28%

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13328 Math

If 3/p =6 and 3/q =15 then p -q =?

A)3-Jan

B)5-Feb

C)10-Mar

D)6-May

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13329 Math

Tom, Dick and Harry went for lunch to a restaurant. Tom had Tk. 100 with him. Dick had Tk. 60 and Harry had Tk . 40. They got a bill for Tk. 104 and decided to give a tip of Tk. 16 . They further decided to share the total expenses in the ratio of the amounts of money each carried . They amount of money which Tompaid more than what Harry paid is Tk.---

A)120

B)36

C)60

D)24

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13330 Math

A father is three times as old as his son. After fifteen years the father will be twice as old as his son's age at that time . Hence the father's present age is --

A)36

B)42

C)45

D)48

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13331 Math

which of the following is the greatest?

A)40% of 30

B)3/5 of 25

C)6.5 % of 200

D)(1/2)-4

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13332 Math

Two identical taps fill 2/5 of a tank in 20 minutes.when one of the taps goes dry n how many minutes will the remaining one tap fill the rest of the tank?

A)5 min

B)10 min

C)60 min

D)20 min

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13333 Math

If the value of ZYZ company stock drops from Tk. 25 per share to Tk. 21 per share , what is the percent of the decrease?

A)4%

B)8%

C)12%

D)1%

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13334 Math

If a building "b' feet high casts a shadow 'f' feet long , then , at the same time of day, a tree 't' feet high will cast will cast a shadow how many feet long?

A)(ft)/b

B)(fb)/t

C)b/(ft)

D)(fb)/f

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13335 Math

A portion of the 7,200 is invested at a 4% annual return , while the remainder is invested at a 5% annual return . If the annual income from both portions is the same, what is the total income from the two investments?

A)Tk. 166

B)Tk. 320

C)Tk. 400

D)Tk. 720

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13336 Math

An empty swimming pool can be filled to capacity through an inlet pipe in 3 hours, and it can be completely drained by a drainpipe in 6 hours . If both pipes are fully open at the same time , in how many hours will the empty pool be filled to capacity?

A)4

B)6

C)5

D)5.5

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13337 Math

At 10 a.m. two trains started travelling toward each other from stations 287 miles apart. They passed each other at 1:30 pm the same day. They average speed of the faster train exceeded the average speed of the slower train by 6 miles per hour. which of the following represents the speed of the faster train, in miles per hour?

A)38

B)40

C)44

D)48

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13338 Math

If a rectangle's length and width are both doubled, by what percent is the rectangle's area increased?

A)50%

B)100%

C)200%

D)300%

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13339 Math

A rectangular tank 10 inch by 8 inch by 4 inch is filled with water. If all of the water is to be transferred to cube-shaped tanks, each one 3 inches on a side, how many of these smaller tanks are needed?

A)9

B)12

C)16

D)21

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13340 Math

Razia spent 3 hours climbing 6 miles up a hill. She spent 2 hours coming down the hill in a different path which had a length of 8 miles. For Razia's completed climb up and down the hil , what was her average speed, in miles per hour?

A)2

B)2.5

C)2.8

D)3

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13341 Math

The length of a rectangle is 1 inch more than 2 times its width.The area of the rectangle is 36 square inches. what is the length of the rectangle?

A)4 inches

B)6 inches

C)9 inches

D)18 inches

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13342 Math

A box contains 90 nuts each of 100 gms an d 100 bolts each of 150 gms. If the entire box weighs 35.5 kgs , then the wight of the empty box is--

A)10 kg

B)10.5 kg

C)11 kg

D)11.5 kg

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13343 Math

Last year there were 1172 students at Gulshan High school. This year there are 15 percent more students than last year. Approximately how many students are at Gulshan High School this year?

A)1800

B)1600

C)1500

D)1348

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13344 Math

A wholesaler bought 1,200 radios for Tk. 18 each .The wholesaler sold 60 percent of the radios for Tk. 30 each and the rest for Tk. 15 each . what was the wholesaler's average profit per radio?

A)Tk. 6

B)Tk. 3

C)Tk.4

D)Tk. 5

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13345 Math

what is the original price of pack of milk powder which Zahid has bought for taka 100, after receiving a discount of 20% ?

A)Tk. 80

B)Tk. 120

C)Tk. 200

D)Tk. 125

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13346 Math

Saif , Noman and Morshed divided a sum of money among themselves in the ratio 2: 3: 7 Find the share of Saif if the total share of saif and Noman together is Tk. 1,500 less than that of Morshed.

A)Tk. 2,000

B)Tk. 1,200

C)Tk. 1,500

D)Tk. 2,500

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13347 Math

what is the total interest on Tk. 800 at 12.5 % per annum for 9 months in taka?

A)75

B)110

C)88

D)22

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13348 Math

If the average of 5 consecutive integers is 12, find the smallest integer.

A)10

B)57

C)60

D)59

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13349 Math

Which of the following is a solution to the equation x+x2=1 ---

A)-1

B)

C)2-Jan

D)None of these

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13350 Math

If the length of a rectangle is increased by 20% and the width is decreased by 20%, then the area is :

A)decreased by 20%

B)decreased by 4%

C)stays the same

D)increases by 10%

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