Bangladesh Bank - Assistant Director - 2011
মোট প্রশ্ন: ৮৫
পূর্ববর্তীপৃষ্ঠা ৫ এর ৫
৮১
৮১
From a group of 7 men and 6 women, five persons are to be selected to from a committee so that at least 3 men are there on the committee. In how many ways can it be done ?
ক.
564
খ.
645
গ.
735
ঘ.✓ সঠিক উত্তর
756
ব্যাখ্যা
The number of ways = 7C3 x 6C2 + 7C4 x 6C1 + 7C5 x 6C0 = 525 + 210 + 21 = 756.
বিষয়: গণিতটপিক: বিন্যাস (Permutation)রেফারেন্স: Bangladesh Bank - Assistant Director - 2011
From a group of 7 men and 6 women, five persons are to be selected to from a committee so that at least 3 men are there on the committee. In how many ways can it be done ?
ক.
564
খ.
645
গ.
735
ঘ.✓ সঠিক উত্তর
756
ব্যাখ্যা
The number of ways = 7C3 x 6C2 + 7C4 x 6C1 + 7C5 x 6C0 = 525 + 210 + 21 = 756.
বিষয়: গণিতটপিক: বিন্যাস (Permutation)রেফারেন্স: Bangladesh Bank - Assistant Director - 2011
৮২
৮২
What is the missing number in the following series ? 1, 4, 9, ?, 25
ক.
15
খ.✓ সঠিক উত্তর
16
গ.
17
ঘ.
18
ব্যাখ্যা
12 = 1
বিষয়: গণিতটপিক: ক্রম ও ধারা (Sequence & Series)রেফারেন্স: Bangladesh Bank - Assistant Director - 2011
What is the missing number in the following series ? 1, 4, 9, ?, 25
ক.
15
খ.✓ সঠিক উত্তর
16
গ.
17
ঘ.
18
ব্যাখ্যা
12 = 1
বিষয়: গণিতটপিক: ক্রম ও ধারা (Sequence & Series)রেফারেন্স: Bangladesh Bank - Assistant Director - 2011
৮৩
৮৩
A train which travels at a uniform speed due to some mechanical fault after traveling for an hour goes at 3/5th of the original speed and reached the destination 2 hours late. If the fault had occurred after traveling another 50 miles, the train would ha
ক.
280
খ.✓ সঠিক উত্তর
300
গ.
310
ঘ.
320
বিষয়: গণিতটপিক: ট্রেন ও গতিবেগ (Train & Speed)রেফারেন্স: Bangladesh Bank - Assistant Director - 2011
A train which travels at a uniform speed due to some mechanical fault after traveling for an hour goes at 3/5th of the original speed and reached the destination 2 hours late. If the fault had occurred after traveling another 50 miles, the train would ha
ক.
280
খ.✓ সঠিক উত্তর
300
গ.
310
ঘ.
320
বিষয়: গণিতটপিক: ট্রেন ও গতিবেগ (Train & Speed)রেফারেন্স: Bangladesh Bank - Assistant Director - 2011
৮৪
৮৪
M goes to the gym every fourth day . E's exercise routine is to go every third day. Today is Monday and both M and E are at the gym. What will the day of the week be the next time they are BOTH at gym ?
ক.
Sunday
খ.
Wednesday
গ.
Friday
ঘ.✓ সঠিক উত্তর
Saturday
বিষয়: গণিতটপিক: পঞ্জিকা (Calendar)রেফারেন্স: Bangladesh Bank - Assistant Director - 2011
M goes to the gym every fourth day . E's exercise routine is to go every third day. Today is Monday and both M and E are at the gym. What will the day of the week be the next time they are BOTH at gym ?
ক.
Sunday
খ.
Wednesday
গ.
Friday
ঘ.✓ সঠিক উত্তর
Saturday
বিষয়: গণিতটপিক: পঞ্জিকা (Calendar)রেফারেন্স: Bangladesh Bank - Assistant Director - 2011
৮৫
৮৫
The principal monetary policy objective is to reduce substantially the import surplus of the coming years while resuming economic growth. Realization of this goal entails a marked structural change of the economy, which can be brought about by freezing th
ক.
Economic growth will result in a structural change of the economy
খ.
Only if people consume less can the economy grow
গ.
The import surplus can be reduced if investment is restricted
ঘ.
Only a structural change in the economy can substantially increase imports
ব্যাখ্যা
To determine which option weakens the given statement, let's analyze each option in relation to the goal of reducing the import surplus while resuming economic growth:
বিষয়: গণিতটপিক: শতকরা (Percentage)রেফারেন্স: Bangladesh Bank - Assistant Director - 2011
The principal monetary policy objective is to reduce substantially the import surplus of the coming years while resuming economic growth. Realization of this goal entails a marked structural change of the economy, which can be brought about by freezing th
ক.
Economic growth will result in a structural change of the economy
খ.
Only if people consume less can the economy grow
গ.
The import surplus can be reduced if investment is restricted
ঘ.
Only a structural change in the economy can substantially increase imports
ব্যাখ্যা
To determine which option weakens the given statement, let's analyze each option in relation to the goal of reducing the import surplus while resuming economic growth:
বিষয়: গণিতটপিক: শতকরা (Percentage)রেফারেন্স: Bangladesh Bank - Assistant Director - 2011