2446 . 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

View Answer	Favorite Question

Answer: Option C

Explanation:

Shortcut method:

T'=(x×y×T)/{(x×y')+(x'×y)}

Or,T'=(4×7×10)/(5×4)+(7×3)=6.82=7 days

(ans)

2447 . It takes 7/4 minutes to fill a water jar. What part of the jar would be filled in 1 minute?

A. 4/7
B. 3/4
C. 2/7
D. 3/7

View Answer	Favorite Question

Answer: Option A

Explanation:

2448 . It takes Eric 20 minutes to inspect a car. John only needs 18 minutes to inspect a car. If they both start inspecting care at 8:00 am, what is the first time they will finish inspecting a car at the same time?

A. 9:30 am
B. 10:30 am
C. 11 am
D. 2 pm
E. None of these

View Answer	Favorite Question

Answer: Option C

Explanation:

Least common multiple of 20 & 18 is 180. So, they will finish inspecting a car at the same time after 180 min = 180/60 hr = 3 hr.

Now, 8 am + 3hr = 11 am

বাংলাদেশ বনশিল্প উন্নয়ন কর্পোরেশন সহকারী ব্যবস্থাপক-০২.০৮.২০১৩

A. Saturday
B. Sunday
C. Friday
D. Wednesday

View Answer	Favorite Question

Answer: Option C

Explanation:

On 31st December, 2005 it was Saturday.
Number of odd days from the year 2006 to the year 2009 = (1 + 1 + 2 + 1) = 5 days.
∴∴ On 31st December 2009, it was Thursday.
Thus, on 1st Jan, 2010 it is Friday.

সমন্বিত পাঁচ ব্যাংক || অফিসার ক্যাশ - 06.11.2021

A. 74%
B. 96%
C. 120%
D. 140%

View Answer	Favorite Question

Answer: Option D

Explanation:

2451 . Jafar's English quize scored are 56, 93,72,89 and 87. What is the median of his scores?

A. 72
B. 87
C. 56
D. 85.6

View Answer	Favorite Question

Answer: Option B

Explanation:

পর্যায়ক্রমে সাজিয়ে পাই -

56, 57,87,89,93 এর মধ্যমা = 87

2452 . Jafar is n years old. Moin is 5 years younger than Jafar and 3 years older than Arif. What is the sum of the ages of all three?

A. 3n - 13
B. 3n - 8
C. 3n + 2
D. 3n + 8

View Answer	Favorite Question

Answer: Option A

Explanation:

Jafor = n years old

So, Moin = ( n - 5) years old

So, Arif = ( n - 5 - 3) or ( n – 8) years old

Sum of these ages = ( n + n - 5 + n - 8) = 3n - 13

2453 . Jahan spends 50% of he salary for house rent, 20% for grocery and 5% for her kid's entertainment. She deposits the remaining Taka 6000 in a bank. What is her salary in Taka?

A. 24000
B. 48000
C. 30000
D. 12000

View Answer	Favorite Question

Answer: Option A

Explanation:

2454 . Jahan spends 50% of her salary for house rent, 20% for grocery and 5% for her kid's entertainment. She deposits the remaining Taka 6,000 in a bank. What is her salary in Taka?

A. 24,000
B. 48,000
C. 30,000
D. 12,000

View Answer	Favorite Question

Answer: Option A

Explanation:

Percentage of remaining salary = 100% - (50% + 20% + 5%) = 25%

25% of salary = 6000 TK

Then, 100% salary = 6000×100/25 = 24000 TK

2455 . Jahirul and Jalil agree to from a partnership. The partnership agreement requires that Jahirul invests Tk. 7000.00 less than one half of what Jalil invests. If the total investment is Tk. 1,25,000.00, how much does Jalil invest?

A. Tk. 1,63,200
B. Tk. 2,58,000
C. Tk. 78,666.67
D. Tk. 46,333.33
E. None of these

View Answer	Favorite Question

Answer: Option E

Explanation:

Let, Jalil invest X

:. Jahirul invests (X/2) - 7000

According to the question,

X + (X/2) - 7000 = 125000

= > (2X + X)/2 = 125000 + 7000

= > 3X/2 = 132000

:. X = (132000 x 2)/3

= > X = 88000

Answer: Jalil invests Tk. 88000

2456 . Jamal's average score in 4 tests was 80 out of a possible 100 . If his scores in 2 of the tests were 65 and 70, what is the lowest that either of his other scores could have been ?

A. 70
B. 80
C. 90
D. 85

View Answer	Favorite Question

Answer: Option D

Explanation:

sum of 4 tests = 80*4 = 320

sum of 2 tests = 65+70 = 135

remaining score of the other 2 tests = 320-135 = 185

As the highest number in exam is 100,

so the lowest score he could have been = 185 - 100

2457 . Jamal is taller than Pia , and Bashir is shorter than Jamal. Which of the following statements would be most accurate ?

A. Bashir is taller than Pia
B. Bashir is shorter than Pia
C. Bashir is as tall as Pia
D. It is impossible to tell whether Bashir or Pia is taller
E. All of the above

View Answer	Favorite Question

Answer: Option D

Explanation:

জামাল পিয়া এবং বশির উভয়ের চেয়ে লম্বা। কিন্তু পিয়া ও বশিরের মধ্যে সম্পর্ক বের করা অসম্ভব।

2458 . Jamil's average score in 4 tests was 80 out of a possible 100. If his scores in 2 of the tests were 65 and 70, what is the lowest that either of his other scores could have been?

A. 70
B. 80
C. 90
D. 85

View Answer	Favorite Question

Answer: Option D

Explanation:

sum of 4 tests = 80*4 = 320

sum of 2 tests = 65+70 = 135

remaining score of the other 2 tests = 320-135 = 185

As the highest number in exam is 100,

so the lowest score he could have been = 185 - 100

= 85 (Ans)

2459 . Jashim buys 10 CDs for BDT . 200. If DVDs cost BDT 20 more, how many DVDs can he buy for the same amount?

A. 4
B. 5
C. 6
D. 10

View Answer	Favorite Question

Answer: Option B

Explanation:

Price of one CD=200/10=20 Taka

So, price of one DVD=20+20=40 taka

So, number of DVDs he can buy=200/40=5

(ans)

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

A. Jasmin
B. Joli
C. Anika
D. Dina
E. None of them

View Answer	Favorite Question

Answer: Option B

Explanation:

As per the question, we have arranged that:

1.Joli>Jasim>A

2. Jasim>D

3. Joli>M>Jasmin

So, from the arrangement we can find out that Joli is taller than Jasim and she is the tallest in the group. (ans)

2446 . 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 ?

2447 . It takes 7/4 minutes to fill a water jar. What part of the jar would be filled in 1 minute?

2448 . It takes Eric 20 minutes to inspect a car. John only needs 18 minutes to inspect a car. If they both start inspecting care at 8:00 am, what is the first time they will finish inspecting a car at the same time?

2449 . It was Sunday on Jan 1, 2006. What was the day of the week Jan 1, 2010?

2450 . Jadu's income is 60% more then modu's income and modu's income 40% less then Ram's Income. What percent of Jadu's and Ram's.

2451 . Jafar's English quize scored are 56, 93,72,89 and 87. What is the median of his scores?

2452 . Jafar is n years old. Moin is 5 years younger than Jafar and 3 years older than Arif. What is the sum of the ages of all three?

2453 . Jahan spends 50% of he salary for house rent, 20% for grocery and 5% for her kid's entertainment. She deposits the remaining Taka 6000 in a bank. What is her salary in Taka?

2454 . Jahan spends 50% of her salary for house rent, 20% for grocery and 5% for her kid's entertainment. She deposits the remaining Taka 6,000 in a bank. What is her salary in Taka?

2455 . Jahirul and Jalil agree to from a partnership. The partnership agreement requires that Jahirul invests Tk. 7000.00 less than one half of what Jalil invests. If the total investment is Tk. 1,25,000.00, how much does Jalil invest?

2456 . Jamal's average score in 4 tests was 80 out of a possible 100 . If his scores in 2 of the tests were 65 and 70, what is the lowest that either of his other scores could have been ?

2457 . Jamal is taller than Pia , and Bashir is shorter than Jamal. Which of the following statements would be most accurate ?

2458 . Jamil's average score in 4 tests was 80 out of a possible 100. If his scores in 2 of the tests were 65 and 70, what is the lowest that either of his other scores could have been?

2459 . Jashim buys 10 CDs for BDT . 200. If DVDs cost BDT 20 more, how many DVDs can he buy for the same amount?

2460 . Jasim is shorter than Joli, but taller than Anika, Dina is shorter than Jasim, Malek is shorter than Joli but taller than Jasminb. who is the tallest in terms of height?

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