First Security Islami Bank Ltd | Probationary Officer | 19-02-2021

মোট প্রশ্ন: ৪৬

২১

If the sum of the interior angles of a regular polygon measures 1444°, how many sides does the polygon have?

.
10 sides
✓ সঠিক উত্তর
.
8 sides
.
12 sides
.
9 sides
বিষয়: গণিতরেফারেন্স: First Security Islami Bank Ltd | Probationary Officer | 19-02-2021
২২

If the mean of numbers 28, x, 42, 78 and 104 is 62, what is the mean of 48,62,98,124 and x?

.
58
.
390
.
78
✓ সঠিক উত্তর
.
310
বিষয়: গণিতরেফারেন্স: First Security Islami Bank Ltd | Probationary Officer | 19-02-2021
২৩

The average age of a group o f10 students was 20. The average age increased by 2 years when two new students joined the group students who joined the group?

.
22 years
.
30 years
.
40 years
.
32 years
✓ সঠিক উত্তর

ব্যাখ্যা

দেওয়া আছে, 10 জন ছাত্রের গড় বয়স = 20
বিষয়: গণিতটপিক: শতকরা (Percentage)রেফারেন্স: First Security Islami Bank Ltd | Probationary Officer | 19-02-2021
২৪

If the difference between the circumference and diameter of a circle is 60 cm , then the radious of the circle is-

.
7 cm
.
9 cm
.
10 cm
.
14 cm
✓ সঠিক উত্তর
বিষয়: গণিতটপিক: বৃত্ত (Circle)রেফারেন্স: First Security Islami Bank Ltd | Probationary Officer | 19-02-2021
২৫

A triangular plot with sides of 25 feet, 40 feet and 55 feet is to be surrounded by a fence built on pillars set 5 apart . How many pillars will be required to surround the plot.

.
21
.
22
.
23
.
24
✓ সঠিক উত্তর

ব্যাখ্যা

ত্রিভুজক্ষেত্রের পরিসীমা = 25 + 40 + 55 = 120
বিষয়: গণিতরেফারেন্স: First Security Islami Bank Ltd | Probationary Officer | 19-02-2021
২৬

Which of the following is the lowest positive integer that is divible by 8,9,10,11 and 12?

.
7,920
.
5,940
.
3,960
✓ সঠিক উত্তর
.
2970

ব্যাখ্যা

∴  ল.সা.গু =  2 × 2  × 3  × 2  × 3  × 5  × 11 = 3960
বিষয়: গণিতটপিক: পাটিগণিত প্রাথমিক ধারণা (Basic Concept)রেফারেন্স: First Security Islami Bank Ltd | Probationary Officer | 19-02-2021
২৭

As the price of mango has reducted 20%. It now possible to buy 2 more mangoes at Tk. 12. What is the current price of 50 mangoes?

.
50
.
40
.
30
.
60
✓ সঠিক উত্তর

ব্যাখ্যা

100 টাকায় কমে 20 টাকা
বিষয়: গণিতরেফারেন্স: First Security Islami Bank Ltd | Probationary Officer | 19-02-2021
২৮

A hat contains 12 cards marked with a star and 18 unmarked cards. What is the probability that one card slelected at random will be marked with a star?

.
3/5
.
2/5
✓ সঠিক উত্তর
.
2/3
.
5/2

ব্যাখ্যা

Total cards=12+18
বিষয়: গণিতটপিক: সম্ভাব্যতা (Probability)রেফারেন্স: First Security Islami Bank Ltd | Probationary Officer | 19-02-2021
২৯

A rectangular room that is 8 meters by 5 meters is to be carpeted using carpt costing $12.50 per spare meter. How much will the carpet cost?

.
$40
.
$500
✓ সঠিক উত্তর
.
$100
.
$480

ব্যাখ্যা

area of rectangular room = 8*5 = 40 square meter
বিষয়: গণিতটপিক: পরিমিতি (Mensuration)রেফারেন্স: First Security Islami Bank Ltd | Probationary Officer | 19-02-2021
৩০

The orginal Funding to build a housing development was $1.75 billion. The funding was increased to $2. 5 billion By what percentage was the original funding increased.

.
38%
.
52%
.
43%
✓ সঠিক উত্তর
.
75%
বিষয়: গণিতটপিক: শতকরা (Percentage)রেফারেন্স: First Security Islami Bank Ltd | Probationary Officer | 19-02-2021
৩১

If x is an integer and y = 7x + 5, which o fthe following CANNOT be a divisor of y?

.
10
.
11
.
12
.
14
✓ সঠিক উত্তর
বিষয়: গণিতরেফারেন্স: First Security Islami Bank Ltd | Probationary Officer | 19-02-2021
৩২

A slight ____-of the soils' setting rate caused the building's foundation to____, which led to the buildings being deemed unnusable.

.
estimation, settle
.
deviation, bulge
.
miscalculation, shift
✓ সঠিক উত্তর
.
permutation, stabilize
বিষয়: ইংরেজিটপিক: Correctionsরেফারেন্স: First Security Islami Bank Ltd | Probationary Officer | 19-02-2021
৩৩

The more she learnt ___the American civil war, the more fascinated with it she became.

.
of
✓ সঠিক উত্তর
.
in
.
at
.
with
বিষয়: ইংরেজিটপিক: Appropriate Prepositionরেফারেন্স: First Security Islami Bank Ltd | Probationary Officer | 19-02-2021
৩৪

Wordworth introduced the readers _____a new kind of poetry.

.
for
.
about
.
in
.
to
✓ সঠিক উত্তর
বিষয়: ইংরেজিটপিক: wordsরেফারেন্স: First Security Islami Bank Ltd | Probationary Officer | 19-02-2021
৩৫

Kavita is accustomed _____doing work under any type of circumstances

.
for
.
of
.
with
.
to
✓ সঠিক উত্তর
বিষয়: ইংরেজিটপিক: Appropriate Prepositionরেফারেন্স: First Security Islami Bank Ltd | Probationary Officer | 19-02-2021
৩৬

LIGHT: BLIND

.

speech: dumb

✓ সঠিক উত্তর
.

lamguage :deaf

.

tongue:sound

.

voice:vibration

বিষয়: ইংরেজিটপিক: Analogyরেফারেন্স: First Security Islami Bank Ltd | Probationary Officer | 19-02-2021
৩৭

Caravan; desert : :

.
Boat : Cruise
✓ সঠিক উত্তর
.
Book: Newspaper
.
Midnight :Noon
.
Wheel :Car
বিষয়: ইংরেজিটপিক: Analogyরেফারেন্স: First Security Islami Bank Ltd | Probationary Officer | 19-02-2021
৩৮

Whe I am alone, I hear the footsteps of my friend in my imagination.

.
The footsteps of my friend heard by me, when I am alone
.
The footsteps of my friend is heard by me When I am alone.
.
The footsteps of my friend are heard by me when I am alone
✓ সঠিক উত্তর
.
The footsteps of my friend was heard by me when I am alone.
বিষয়: ইংরেজিটপিক: Correctionsরেফারেন্স: First Security Islami Bank Ltd | Probationary Officer | 19-02-2021
৩৯

Movies are not watched by him.

.
He did not watch movies
.
He do not watch movies
.
He does not watch movies.
✓ সঠিক উত্তর
.
He is not watched movies.
বিষয়: ইংরেজিটপিক: Voiceরেফারেন্স: First Security Islami Bank Ltd | Probationary Officer | 19-02-2021
৪০

He is too important for tolerating any delay.

.
to tolerate
✓ সঠিক উত্তর
.
to tolerating
.
at telerating
.
with tolerating
বিষয়: ইংরেজিটপিক: Infinitivesরেফারেন্স: First Security Islami Bank Ltd | Probationary Officer | 19-02-2021