জব প্রিপারেশন

63651 Math

In a class , the ratio of the number of boys to girls is 5 : 3 . What percent of the students of the class are girls ?

A)37.50%

B)50%

C)60%

D)62.50%

বিস্তারিত দেখুন

Comment

63652 Math

A jar contains 10 red marbles and 30 green marbles . How many red marbles must be added to the jar so that 60% of the marbles will be red ?

A)25

B)35

C)40

D)60

বিস্তারিত দেখুন

Comment

63653 Math

Karim drove for h hours at a constant rate of r miles per hour . How many miles did he go during the final 20 minutes of his drive ?

A)20r

B)hr/3

C)r/3

D)hr/20

বিস্তারিত দেখুন

Comment

63654 Math

What is the are a of a square (in sq. meter) if its perimeter is 40 meter ?

A)10

B)100

C)200

D)None of these

বিস্তারিত দেখুন

Comment

63655 Math

1 + 2 + 3 + .................. + 100 = ?

A)5000

B)5055

C)5550

D)5050

বিস্তারিত দেখুন

Comment

63656 Math

Karim has exactly 3 times as many Bangladesh as non-Bangladesh stamps in his collection . Which of the following cannot be the number of stamps in Karim's collection ?

A)54

B)72

C)80

D)96

বিস্তারিত দেখুন

Comment

63657 Math

From 2004 to 2005. the sales of a book decreased by 80%. If the sales in 2006 were the same as in 2004, by what percent did they increase from 2005 to 2006 ?

A)80%

B)100%

C)120%

D)400%

বিস্তারিত দেখুন

Comment

63658 Math

The average of 10 numbers is ---10. If the sum of 6 of them is 100, then what is the average of the other 4 numbers ?

A)-100

B)-50

C)50

D)100

বিস্তারিত দেখুন

Comment

63659 Math

If x% of y is 10, then what is y ?

A)10/x

B)100/x

C)1000/x

D)x/100

বিস্তারিত দেখুন

Comment

63660 Math

If the product of 4 consecutive integers is equal to one of them , then what is the largest possible value of one of the integers ?

A)

B)3

C)6

D)24

বিস্তারিত দেখুন

Comment

63661 Math

The average daily income of Mr. A and Mr. B is Tk. 350 , of Mr. B and Mr. C is Tk. 365 and of Mr. A and Mr. c is tk. 340 . what is the weekly income of Mr. A if he works 5 days in a week?

A)Tk. 1,875

B)Tk. 1,625

C)Tk. 1,775

D)Tk. 1,600

বিস্তারিত দেখুন

Comment

63662 Math

A retailer buys a Panjabi and a Fatua jointly at Tk. 500. If he sells the Fatua at 10% profit and the panjabi at 5% loss , then he gets, Tk. 520 as total sales price. What is the cost price of the Fatua?

A)Tk. 150

B)Tk. 200

C)Tk. 280

D)Tk. 300

বিস্তারিত দেখুন

Comment

63663 Math

Mr. Jamal employed 50 workers to finish a work within 30 days . After 20 days he found out that only 50% work had been completed. How many additional workers did Mr. Jamal need to finish the work in time?

A)100

B)50

C)40

D)35

বিস্তারিত দেখুন

Comment

63664 Math

A container full of water weighs 18.5 kg. If one -fourth of the container is full of water , it weighs 6.5 kg . What is the weight of the empty container?

A)2.5 kg

B)3 kg

C)2 kg

D)2.3 kg

বিস্তারিত দেখুন

Comment

63665 Math

A special lottery is to be held to select the student who will live in the only deluxe room in a dormitory. There are 100 seniors, 150 juniors, and 200 sophomores who applied. Each senior's name is placed in the lottery 3 times, each junior's name, 2 times, and each sophomore's, 1 time. What is the probability that a senior's name will be chosen?

A)8-Jan

B)9-Feb

C)7-Feb

D)8-Mar

বিস্তারিত দেখুন

Comment

63666 Math

If k is divisible by 2, 3 and 15, which of the following is also divisible by these numbers?

A)k+5

B)K+15

C)K+20

D)K+30

বিস্তারিত দেখুন

Comment

63667 Math

A restaurant meal costs Tk. 35.50 and there was no tax. If the tip was more than 10 percent but less than 15 percent of the cost of the meal, then the total amount paid must have been between ---

A)Tk. 40 & Tk. 42

B)Tk. 39 & Tk. 41

C)Tk. 33 & Tk. 40

D)Tk. 37 & Tk. 39

বিস্তারিত দেখুন

Comment

63668 Math

Barkat bought equal numbers of 2-paisa and 30-paisa stamps. If the total cost of the stamps was Tk. 10.00, what was the total number of stamps bought?

A)25

B)34

C)40

D)46

বিস্তারিত দেখুন

Comment

63669 Math

Of two groups of tourists, each has 60 people. If three fourth (i.e. 75%) of the first group and two-third of the second group board buses to travel to a museum, how many more people of the first group board buses than of the second group?

A)5

B)6

C)10

D)15

বিস্তারিত দেখুন

Comment

63670 Math

If an integer y is subtracted from an integer x, and the result is greater than x, then y must be ---

A)Equal to x

B)Less than 0

C)Less than x

D)Greater than 0

বিস্তারিত দেখুন

Comment

63671 Math

A circular wheel 28 inches in diameter rotates (moves) the same number of inches per second as a circular wheel 35 inches in diameter. If the smaller wheel makes x revolutions per second, how many revolutions per minute does the larger wheel make in terms of x?

A)12x

B)48x

C)24x

D)36x

বিস্তারিত দেখুন

Comment

63672 Math

A two-digit number has 3 in its unit digit. The sum of its digits is one-seventh of the number itself. What is the number?

A)73

B)63

C)53

D)50

বিস্তারিত দেখুন

Comment

63673 Math

The total cost of a bouquet of roses at a flower shop depends on the number of roses ordered. The vase costs $5, and each rose costs $2.25. Which equation can be used to find 'c', the total cost of a bouquet with 'r' roses?

A)c=(5+2.25)r

B)c=5r+2.25

C)c= 5+2.25r

D)c=5+(5-2.25)r

বিস্তারিত দেখুন

Comment

63674 Math

If there are 300 calories in 100 grams of a food, how many calories are there in a 30-gram portion of that food?

A)90

B)100

C)900

D)1000

বিস্তারিত দেখুন

Comment

63675 Math

Equal amounts of water were poured into two empty jars of different capacities, which made one jar 1/4 full and the other jar 1/3 full. If the water in the jar with the lesser capacity is then poured into the jar with the greater capacity, what fraction of the larger jar will be filled with water?

A)3-Jan

B)4-Jan

C)2-Jan

D)5-Jan

বিস্তারিত দেখুন

Comment

63676 Math

If Rahim was 32 years old 8 years ago, how old was he x years ago?

A)x-40

B)x-24

C)40-x

D)24-x

বিস্তারিত দেখুন

Comment

63677 Math

In a group of 15 high school students, 7 study Latin, 8 study French, and 3 study neither Latin nor French. How many students study both Latin and French?

A)3

B)

C)15

D)4

বিস্তারিত দেখুন

Comment

63678 Math

If two planes leave the same airport at 1:00 PM, how many miles apart will they be at 3:00 PM if one travels directly north at 150 mph and the other travels directly west at 200 mph?

A)50 miles

B)100 miles

C)500 miles

D)700 miles

বিস্তারিত দেখুন

Comment

63679 Math

Sarah needs to make a cake and some coolies. The cake requires 3/8 cup of sugar and the coolies require 3/5 cup of sugar. Sarah has 15/16 cups of sugar. Does she have enough sugar, or how much more does she need?

A)has enough sugar

B)needs 1/8 of a cup of sugar

C)needs 3/80 of a cup of sugar

D)needs 6/19 of a cup of sugar

বিস্তারিত দেখুন

Comment

63680 Math

Mr. Jaman is insured completely for Tk. 1,50,000 against damages to his machinery. For any damage over Tk. 1,50,000, the insurance company will pay Tk. 1,50,000 plus plus only 15% of the additional damage. For a recent accident, Mr. Jaman was paid Tk. 1,50,000 by the insurance company. What was the total amount of the damage estimated?

A)Tk. 1,04,000

B)Tk. 90,000

C)Tk. 40,000

D)Tk. 80,000

বিস্তারিত দেখুন

Comment

63681 Math

Employees of a discount appliance store receive an additional 20% off of the lowest price on an item. If an employee purchases a dishwasher during a 15% off sale, how much will he pay if the dishwasher originally cost $450?

A)$280.90

B)$287

C)$292.50

D)$306

বিস্তারিত দেখুন

Comment

63682 Math

To produce an old photograph, a photographer charges x dollars to make a negative, 3x/5 dollars for each of the first 10 prints, and x/5 dollars for each print in excess of 10 prints. If 45 dollars is the total charge to make a negative and 20 prints from an old photograph, how many dollars the photographer charges to make a negative?

A)3

B)3.5

C)4

D)4.5

বিস্তারিত দেখুন

Comment

63683 Math

What is the value of a -9, if 36/a=4?

A)9

B)0

C)23

D)135

বিস্তারিত দেখুন

Comment

63684 Math

If a pipe fills a tank in h hours what part of the tank does it fill in 2 hours?

A)2/h

B)h/2

C)2h

D)1-2/h

বিস্তারিত দেখুন

Comment

63685 Math

A bag of chicken feed can feed 18 chickens for 54 days. For how many days will it feed 12 chickens?

A)81

B)36

C)72

D)40

বিস্তারিত দেখুন

Comment

63686 Math

A salesman travels a distance of 70 miles in 2.5 hours. How much faster, in miles per hours, must he travel to make the same trip in 0.75 hours less time?

A)12

B)24

C)28

D)37

বিস্তারিত দেখুন

Comment

63687 Math

A man runs x miles in m minutes. What is his rate of run in miles per hour?

A)60x/m

B)60/x

C)mx/60

D)x/60m

বিস্তারিত দেখুন

Comment

63688 Math

If the co-ordinates of A and B are (4, 1) and (-2, 7) respectively, then the co-ordinates of the midpoint of AB are.

A)(1, 4)

B)(-3, 4)

C)(3, -4)

D)(-1, 4)

বিস্তারিত দেখুন

Comment

63689 Math

A car travels at the rate of 50 miles per hour. How many minutes will it take to travel 2/5 miles at this speed?

A)0.48

B)2.4

C)4.8

D)2.2

বিস্তারিত দেখুন

Comment

63690 Math

How long would it take a man cycling at 30 miles per hour to cover a distance of 44 feet?

A)1 sec

B)1 min

C)5.2 sec

D)2.4 sec

বিস্তারিত দেখুন

Comment

63691 Math

A car travels 180 km from A to B at 60 kilometers per hour and returns from B to A along the same route at 90 kilometers per hour. The average speed, in kilometers per hour, for the round trip is :

A)72

B)75

C)60

D)90

বিস্তারিত দেখুন

Comment

63692 Math

A man has 72 green marbles and 108 red marbles. He decides to pack them into packets of the same size, each containing either all red or all green marbles. What is the greatest number of marbles he can put in each packet?

A)36

B)24

C)18

D)12

বিস্তারিত দেখুন

Comment

63693 Math

Half of the student of a school play football and one third of the rest play cricket. The remaining 300 students do not play either of the games. How many students are there in the school?

A)900

B)360

C)550

D)1800

বিস্তারিত দেখুন

Comment

63694 Math

Three-fourth petrol of a reservoir is used to fill the petrol tanks of five trucks having the same storage capacity. What part of the total capacity of the petrol reservoir did each truck receive?

A)20-Mar

B)15-Apr

C)15-Feb

D)5-Jan

বিস্তারিত দেখুন

Comment

63695 Math

A boat sails m miles upstream at the rate of r miles per hour. If the rate of the stream is s miles per hour, how long will it take the boat to return to its starting point?

A)m/(r+2s)

B)m/r+s

C)(m+r)/s

D)mr-s

বিস্তারিত দেখুন

Comment

63696 Math

Three times a number minus 7 is 32. What is the twice of the number?

A)26

B)13

C)39

D)16

বিস্তারিত দেখুন

Comment

63697 Math

In an examination of four subjects, a student got 70,80, 90 and x marks and his average was 75. What was the value of x?

A)60

B)90

C)65

D)85

বিস্তারিত দেখুন

Comment

63698 Math

If p number of pencils cost c paisa, how many pencils can be bought for taka?

A)100 pd/c

B)100 cd/p

C)10 cp/d

D)100 d/cp

বিস্তারিত দেখুন

Comment

63699 Math

The temperature in a home freezer varies from 25 degree F to 3 degree F. What is the difference, in Celsius, between these two temperatures?

A)28

B)22

C)27

D)23

বিস্তারিত দেখুন

Comment

63700 Math

If r=18 and r/s = 6/y, then y/s is ----

A)3-Jan

B)3

C)6-Jan

D)6

বিস্তারিত দেখুন

Comment