1276 . A worker earns Tk. 250 on the first day and spends tk. 200 on the second day, earns Tk. 250 on the third day and again spends Tk. 200 on the fourth day and so no. On which day would he have had Tk. 1000?

A. 20th day
B. 30th day
C. 40th day
D. 31th day

View Answer	Favorite Question

Answer: Option D

Explanation:

বাংলাদেশ ব্যাংক || অফিসার (ক্যাশ) (21-07-2023) || 2023

A. 21,500
B. 22,000
C. 22,500
D. 23,500

View Answer	Favorite Question

Answer: Option C

Explanation:

ধরি, পূর্বে salary ছিল x টাকা
∴(x × 6%)+450=x × 8%
⇒6x/100+450=8x/100
⇒6x+45000/100=8x/100
⇒6x + 45000 = 8x
⇒2x = 45000
∴x = 22500

বাখরাবাদ গ্যাস ফিল্ড লি. || সহকারী ব্যবস্থাপক (সাধারণ) (16-10-2021)

A. Tk.90
B. Tk.138
C. Tk 150
D. Tk. 160

View Answer	Favorite Question

Answer: Option A

Explanation:

প্রশ্নঅনুসারে, একজন শ্রমিককে ৭ দিনের জন্য ভাড়া করা হয় তাকে পূর্ববর্তী দিনের চেয়ে পরবর্তী প্রতিদিন ১০ টাকা বেশি প্রদান করা হয়।

ধরি, starting payment ছিলো x টাকা

2nd day ( x + 10) , 3rd day ( x + 20) , 4th day ( x + 30) , 5th day ( x + 40) , 6th day ( x + 50) , 7th day ( x + 60) টাকা

প্রশ্নমতে, x + x + 10 + x + 20 + x + 30 = x + 40 + x + 50 + x + 60

4x + 60 = 3x + 150

x = 90.

NRBC Bank PLC || Trainee Assistant Officer (TAO) (26-10-2024) || 2024

A. 4 days
B. 6 days
C. 8 days
D. 18 days

View Answer	Favorite Question

Answer: Option A

Explanation:

B এর সময় লাগে = 12 দিন

A এর সময় লাগে = 12/2 = 6 দিন

কাজটি দুজনে একত্রে করলে মোট সময় লাগে

= 12 × 6 / 12 + 6 = 72 /18 = 4 দিন।

পূবালী ব্যাংক লিমিটেড || জুনিয়র অফিসার (30-09-2023) || 2023

A. Tk. 275
B. Tk. 250
C. Tk. 212.5
D. Tk. 255
E. None of these

View Answer	Favorite Question

Answer: Option B

Explanation:

Let cp is 100, sp is 110,

At 15% less cp is = 85, at 20% profit sp = 85*120% = 102,

Difference in sp = 110 - 102 = 8,

Now, 8 = 20,

So,100 = 20*100/8 = 250 tk

Ans. 250 tk

1281 . A year ago the price of a toothbrush and the price of a comb were both Tk.50. The price of the toothbrush was increased by 20% while the price of the comb was decrrased by 10%. What is the difference in Taka between the current price of the toothbrush an

A. 5
B. 10
C. 15
D. 20

View Answer	Favorite Question

Answer: Option C

Explanation:

গ্যাস ট্রান্সমিশন কোম্পানি লিমিটেড | সহকারী ব্যবস্থাপক | ২০.০৪.২০১৮

A. 40
B. 50
C. 60
D. 30
E. None of these

View Answer	Favorite Question

Answer: Option B

Explanation:

Let the number of horse is x

then pigeons are (80 - x)

A/Q,

4x + 2(80 - x) = 260

4x + 160 - 2x = 260

2x = 260 - 160

2x = 100

x = 50

The number of horses is 50.

Bangladesh Bank - Assistant Director - 2009

A. 40
B. 30
C. 50
D. 60

View Answer	Favorite Question

Answer: Option C

Explanation:

Let the number of horse is x

then pigeons are (80 - x)

A/Q,

4x + 2(80 - x) = 260

4x + 160 - 2x = 260

2x = 260 - 160

2x = 100

x = 50

The number of horses is 50

1284 . A. B and C are partners in a business. Their shares are in the proposition of $\frac{1}{3} : \frac{1}{4} : \frac{1}{5}$ A withdraws half of his capital after 15 months and after another 15 months, a profit of Tk. 4340 is divided. The share of C is- ..

A. Tk. 1240
B. Tk. 1250
C. Tk. 1300
D. Tk. 1400

View Answer	Favorite Question

Answer: Option A

Explanation:

Janata Bank PLC || Officer (Rural Credit) (27-10-2023) || 2023

A. 160
B. 150
C. 130
D. 110

View Answer	Favorite Question

Answer: Option C

Explanation:

The variable cost at 40 units production is 4000 and at 46 units is around 4800 – the graph is almost a straight line between these two points. Thus the marginal cost of increasing production from 40 units =

1286 . ABCD is a square, EFGH is arectangle, AB = 3, EF = 4, FG = 6. Determine the area of the region outside of ABCD and inside of EFGH.

A. 24
B. 9
C. 18
D. 15

View Answer	Favorite Question

Answer: Option D

Explanation:

Area of the square = 3^2=9

Area of the rechangle = 4×6=24

∴Area of region outside of ABCD & inside of EFGH=24 - 9 = 15

1287 . ABCDEFGHIJKLMNOPQ RSTUVWXYZ. Which letter in this alphabet is the eighth letter to the right of the letter and which is tenth letter to the left of the last but one letter of the alphabet?

A. X
B. W
C. 1
D. H

View Answer	Favorite Question

Answer: Option B

Explanation:

আশুগঞ্জ পাওয়ার স্টেশন কোম্পানী লিঃ (APSCL) || সহকারী প্রকৌশলী (মেকানিক্যাল ও ইলেকট্রিক্যাল এন্ড ইলেকট্রনিক্স) (27-09-2024) || 2024

A. Loss of Tk 1.78
B. Loss of Tk. 1.50
C. Gain of Tk. 3.20
D. Gain of Tk 7.30
E. None of these

View Answer	Favorite Question

Answer: Option C

Explanation:

বাংলাদেশ বনশিল্প উন্নয়ন কর্পোরেশন সহকারী ব্যবস্থাপক-০২.০৮.২০১৩

A. 7 unit
B. 14 unit
C. 17 unit
D. 21 unit

View Answer	Favorite Question

Answer: Option B

Explanation:

Uttara Bank PLC || Probationary Officer (09-11-2024) || 2024

A. 920
B. 1,100
C. 1,110
D. 1,030
E. 1,490

View Answer	Favorite Question

Answer: Option C

Explanation:

Health insurance = 750 firms

Dental insurance = 640 firms

Both Health and Dental insurance = 280 firms

Either Health insurance or Dental Insurance = (750 + 640 - 280) = 1110 firms

Bangladesh Bank - Assistant Director - 2006

1276 . A worker earns Tk. 250 on the first day and spends tk. 200 on the second day, earns Tk. 250 on the third day and again spends Tk. 200 on the fourth day and so no. On which day would he have had Tk. 1000?

1277 . A worker union contract specifies a 6% salary increase plus a Tk. 450 bonus for each worker. For a worker, this is equivalent to 8% salary increase. What was this woker's salary before the new contact?

1278 . A worker was hired 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?

1279 . A works twice as fast as B. If B can complete a work in 12 days independently, the number of days in which A and B can together finish the work is:

1280 . A wristwatch was sold at 10% profit. If the cost was 15% less and the selling price was Tk. 20 less, then the trader would have made a profit of 20%. What was the cost of the wristwatch?

1281 . A year ago the price of a toothbrush and the price of a comb were both Tk.50. The price of the toothbrush was increased by 20% while the price of the comb was decrrased by 10%. What is the difference in Taka between the current price of the toothbrush an

1282 . A Zoo keeper counted the heads of the animals in a zoo and found it to be 80. When he counted the legs of the animals he found it to be 260. If the zoo had either pigeons or horses, how many horses were there in the zoo ?

1283 . A zookeeper counted the heads of the animals in a zoo and found it to be 80. When he counted the legs of the animals he found it to be260. If the zoo had either pigeons or horses, how many horses were there in the zoo?

1285 . ABC Ltd. is considering increasing the production level . What is the approximate marginal cost of increasing production form its July level of 40 units to 41 units?

1286 . ABCD is a square, EFGH is arectangle, AB = 3, EF = 4, FG = 6. Determine the area of the region outside of ABCD and inside of EFGH.

1287 . ABCDEFGHIJKLMNOPQ RSTUVWXYZ. Which letter in this alphabet is the eighth letter to the right of the letter and which is tenth letter to the left of the last but one letter of the alphabet?

1288 . Abu sold his cricket bat for tk 160 and his ball for tk 96. He made a profit of 20% on his ball and took a 10% loss on his cricket bat . He ended up with a-

1289 . AC, a diagonal of the rectangle ABCD, measures 5 units. The area of the rectangle is 12 square units. What is the perimeter of the rectangle?

1290 . According to a survey of business firms in a certain city, 750 firms offer their employees health insurance , 640 offer dental insurance and 280 offer health insurance and dental insurance. How many firms offer their employees health insurance or dental

কোর্স ক্যাটাগরি

প্রয়োজনীয় লিঙ্ক