601 . 3 pumsps, working 8 hours a day, can empty a tank in 2 days. How many hours a day must 4 pumps work to empty the same tank in 1 day?

A. 9 hours
B. 10 hours
C. 11 hours
D. 12 hours
E. None of these

View Answer	Favorite Question	Report

Answer: Option D

Explanation:

Wrong Question

Wrong Answer

Wrong Question Spelling

Wrong Answer Spelling

Wrong Explanation

📢 BdMerit অ্যাপে সরকারি চাকরি না হলে সম্পূর্ণ টাকা ফেরত!

BdMerit-এর ১ বছরের প্রিমিয়াম প্যাকেজ কিনে ১০ মাস নিয়মিত প্রস্তুতি নিন—

এর মধ্যে চাকরি না হলে- 🎁 BdMerit দিবে ১০০% ক্যাশব্যাক!

🚀 আজই ডাউনলোড করুন bdMerit-এর অ্যাপ▶️ এবং আপনার সাফল্যের পথ সুগম করুন!

602 . 3 years ago, the average age of a family of 5 members was 17 years. With the birth of a new baby, the average remains the same even today. Find the age of the baby.

A. 1 year
B. 2 year
C. 2.5 year
D. 3 year

View Answer	Favorite Question	Report

Answer: Option B

Explanation:

3 years ago average age of 5 members is 17 years

Sum of ages of 5 members, 3 years ago ⇒ 17 × 5 = 85

Average of Present age of 5 members = 20 years

Sum of present ages of 5 members = 20 × 5 = 100

But a baby born and average remains same i.e 17 years

Sum of present ages of 6 members = 17 × 6 = 102

Age of baby = 102 - 100 = 2 years

Wrong Question

Wrong Answer

Wrong Question Spelling

Wrong Answer Spelling

Wrong Explanation

NRBC BANK PO/TAO (16-06-2023) || 2023

603 . 3.12 marbles are selected at random form a large collection of white, red, green and yellow marbles. The number of marbles of each color is unlimited. Find the probability that the selection contains at least one marble of each color?

A. $\frac{34}{91}$
B. $\frac{23}{31}$
C. $\frac{36}{91}$
D. $\frac{33}{91}$

View Answer	Favorite Question	Report

Answer: Option D

Explanation:

Wrong Question

Wrong Answer

Wrong Question Spelling

Wrong Answer Spelling

Wrong Explanation

Sonali- Rupali- Bangladesh Krishi- Rajshahi krishi unnayn-Investment Corporation of Bangladesh | 30.11.2018

A. 1:4
B. 3:16
C. 1:2
D. 3:4

View Answer	Favorite Question	Report

Answer: Option D

Explanation:

A Shape এর মান = ৩/৪ অংশ

B Shape এর মান হবে= (১ - ৩/৪)= ১/৪ অংশ

অতএব, C Shape এর মান হবে= ৩/৪ × ১/৪ = ৩/১৬

C Shape এর ১ অংশ : B Shape এর ১ অংশ

= ৩/১৬ : ১/৪

= ৩ : ৪

Wrong Question

Wrong Answer

Wrong Question Spelling

Wrong Answer Spelling

Wrong Explanation

Sonali &amp- Janata Bank Ltd. Senior Officer (IT/ICT) 08.06.2018

A. 125
B. 315
C. 240
D. 180

View Answer	Favorite Question	Report

Answer: Option B

Explanation:

450×(70/100)

= 315

Wrong Question

Wrong Answer

Wrong Question Spelling

Wrong Answer Spelling

Wrong Explanation

606 . 30% of 80 is what percent of 24?

A. 1
B. 10
C. 50
D. 100

View Answer	Favorite Question	Report

Answer: Option D

Explanation:

x% of 24 = 30% of 80

So, x = 30 x 80 / 24 = 100.

Wrong Question

Wrong Answer

Wrong Question Spelling

Wrong Answer Spelling

Wrong Explanation

607 . 30 = ?

B. 3
C. 1
D. 2

View Answer	Favorite Question	Report

Answer: Option A

Explanation:

Wrong Question

Wrong Answer

Wrong Question Spelling

Wrong Answer Spelling

Wrong Explanation

608 . 30 labourers, working 7 hours a day can finish a piece of work in 18 days. If the ladourers work 6 hours a day, then the number of labourers to finish the same piece of work in 30 days, will be.

A. 15
B. 22
C. 21
D. 25

View Answer	Favorite Question	Report

Answer: Option C

Explanation:

In 18 days working 7 hours a day can finish 30 labours

In 30 days working 6 hours a day can finish = ( 18×30×7)/ ( 30×6) = 21

Wrong Question

Wrong Answer

Wrong Question Spelling

Wrong Answer Spelling

Wrong Explanation

609 . 30 men took a dip in a water tank 20m long and 15m broad on a religious day.If the aveage water displacement of water by a man is 2m3, then the rise in the water level in the tank will be --

A. 20 cm
B. 50 cm
C. 100 cm
D. 200 cm

View Answer	Favorite Question	Report

Answer: Option A

Explanation:

Wrong Question

Wrong Answer

Wrong Question Spelling

Wrong Answer Spelling

Wrong Explanation

610 . 30 pens and 75 pencils altogether were purchased for Tk. 510. 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. 4 hrs
C. 5 hrs
D. 9 hrs

View Answer	Favorite Question	Report

Answer: Option D

Explanation:

Wrong Question

Wrong Answer

Wrong Question Spelling

Wrong Answer Spelling

Wrong Explanation

Two Combined Bank Recruitment Test - Officer 28.09.2018 ||

A. 5 :7
B. 4 :7
C. 7 : 3
D. 4 : 3

View Answer	Favorite Question	Report

Answer: Option A

Explanation:

ধরি, নাবিলার মোট উপার্জন = x টাকা

এবং, নুরুর মোট উপার্জন = y টাকা

প্রশ্নমতে, 35%x = 25%y

35x/100 = 25y/100

x/y = 25/35

x/y = 5/7

x : y = 5 : 7

Wrong Question

Wrong Answer

Wrong Question Spelling

Wrong Answer Spelling

Wrong Explanation

612 . 35% of Rifat's income is equal to 25% of Reaz's income . The ratio of their income is

A. 7 : 5
B. 4 : 3
C. 4 : 7
D. 5 : 7

View Answer	Favorite Question	Report

Answer: Option D

Explanation:

Rifat = x

x * .35 % = y * 25%

x/y = 25/35 = 5/7

x : y = 5 : 7

Wrong Question

Wrong Answer

Wrong Question Spelling

Wrong Answer Spelling

Wrong Explanation

Bangladesh Bank - Officer(Cash) - 2011

A. 2
B. 4
C. 5
D. 6

View Answer	Favorite Question	Report

Answer: Option C

Explanation:

Wrong Question

Wrong Answer

Wrong Question Spelling

Wrong Answer Spelling

Wrong Explanation

614 . 36 men can complete a piece of work in 18 days. In how many days will 27 men complete the same work?

A. 12
B. 22
C. 18
D. 24

View Answer	Favorite Question	Report

Answer: Option D

Explanation:

Wrong Question

Wrong Answer

Wrong Question Spelling

Wrong Answer Spelling

Wrong Explanation

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

A. 0.70
B. 3525
C. 4500
D. None of these

View Answer	Favorite Question	Report

Answer: Option C

Explanation:

Using BODMAS in the given expression
=260×16+340
=4160+340
=4500

Wrong Question

Wrong Answer

Wrong Question Spelling

Wrong Answer Spelling

Wrong Explanation

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

601 . 3 pumsps, working 8 hours a day, can empty a tank in 2 days. How many hours a day must 4 pumps work to empty the same tank in 1 day?

BdMerit-এর ১ বছরের প্রিমিয়াম প্যাকেজ কিনে ১০ মাস নিয়মিত প্রস্তুতি নিন—

এর মধ্যে চাকরি না হলে- 🎁 BdMerit দিবে ১০০% ক্যাশব্যাক!

🚀 আজই ডাউনলোড করুন bdMerit-এর অ্যাপ▶️ এবং আপনার সাফল্যের পথ সুগম করুন!

602 . 3 years ago, the average age of a family of 5 members was 17 years. With the birth of a new baby, the average remains the same even today. Find the age of the baby.

604 . 3/4th of square were taken to form shape A and the rest was made to form shape B. Shape A was divided into four equal squares (Shape C), what will be the ratio of the one shape C to one shape B.

605 . 30% apples out of 450 are rotten . How many apples are in good condition?

606 . 30% of 80 is what percent of 24?

607 . 30 = ?

608 . 30 labourers, working 7 hours a day can finish a piece of work in 18 days. If the ladourers work 6 hours a day, then the number of labourers to finish the same piece of work in 30 days, will be.

609 . 30 men took a dip in a water tank 20m long and 15m broad on a religious day.If the aveage water displacement of water by a man is 2m3, then the rise in the water level in the tank will be --

610 . 30 pens and 75 pencils altogether were purchased for Tk. 510. If the speed of the stream is 3 km / hr then find time taken by boat to travel 52 km downstream.

611 . 35% of Nabila's income is equal to 25% of Nuru's income. The ratio of their income is

612 . 35% of Rifat's income is equal to 25% of Reaz's income . The ratio of their income is

613 . 36 identical chairs must be arranged in rows with equal number of chairs in each row. Each row must be contain at least 3 chairs & there must be at least 3 rows. How many different arrangements are possible?

614 . 36 men can complete a piece of work in 18 days. In how many days will 27 men complete the same work?

615 . 3640 ÷ 14 × 16 +340 = ?

কোর্স ক্যাটাগরি

প্রয়োজনীয় লিঙ্ক