Job Solution - গণিত - Page 218 - Prothom Sir

1.

which would be third in alphabetical order?

Mausoleum

Mauve

Maundy

Mane

Mausoleum

Mauve

Maundy

Mane

2.

$x^{3} + 6 x^{2} y + 11 x y^{2} + 6 y^{3}$ এর বুৎপাদক বিশ্লেষণ কোনটি?

(x+y)(x+3y)(x+5y)

(x+y)(x+2y)(x+3y)

(x+y)(x+4y)(x+3y)

(x-y)(x+y)(x+2y)

(x+y)(x+3y)(x+5y)

(x+y)(x+2y)(x+3y)

(x+y)(x+4y)(x+3y)

(x-y)(x+y)(x+2y)

3.

Five persons are travelling in a train -A , B, C, D and E. A is the mother of C who brother of A and B is the husband of A. How is B related to E?

Father in Law

Father

uncle

Brother

Father in Law

Father

uncle

Brother

4.

a এর মান কত হলে $9 - 12 x + a x^{2}$ একটি পূর্ণবর্গ রামি হবে?

৮

6

1

৪

৮

6

1

৪

5.

$(\sqrt{3})^{x + 1} = (\sqrt[3]{3})^{2 x - 1}$ এর সমাধান কত?

৪

5

6

৭

৪

5

6

৭

6.

If you rearrange the letters "LNGEDNA" . you have the name of a (n):

Ocean

Animal

City

country

Ocean

Animal

City

country

7.

$9 x^{2} + 16 y^{2}$ এর সাথে কত যোগ করলে যোগফল পূর্ণবর্গ রাশি হবে?

6 xy

12xy

24xy

144xy

6 xy

12xy

24xy

144xy

8.

If X is the same color as Z, then it must be true that

R is the same color as Y

W is a different color from any other country

X is the same color as Y

S is the same color as X

R is the same color as Y

W is a different color from any other country

X is the same color as Y

S is the same color as X

9.

নিচের তথ্যগুলো লক্ষ্য করুন- i) বৃত্তে স্পর্শক স্পর্শবিন্দুগামী ব্যাসার্ধের ওপর লম্ব ii) অর্ধবৃত্তস্ত কোন এক সমকোণ iii) বৃত্তের সকল সমান জ্যা কেন্দ্র থেকে সমদূরবর্তী

i ও ii

i) ও iii

ii ও iii

i, ii ও iii

i ও ii

i) ও iii

ii ও iii

i, ii ও iii

10.

একটি $∆ A B C$ এ BC বাহুকে D পর্যন্ত বর্ধিত করা হলো, যেখানে $∠ A = 45 ° ∠ B = 60 °$ হলে $∠ A C D$ ?

90

°

120

°

105

°

160

°

90

°

120

°

105

°

160

°

11.

সমবাহু ত্রিভুজের বাহুর দৈর্ঘ্য যদি a হয় তবে ক্ষেত্রফল হবে-

$\frac{\sqrt{3}}{2} a$

$\frac{\sqrt{3}}{2} a^{2}$

$\frac{\sqrt{3}}{4} a$

$\frac{\sqrt{3}}{2} a$

$\frac{\sqrt{3}}{2} a^{2}$

$\frac{\sqrt{3}}{4} a$

12.

which of the following countries can be the same color as W?

S

x

Z

R

S

x

Z

R

13.

একটি রেখাংশের উপর অঙ্কিত বর্গক্ষেত্রের ঐ রেখাংশের এক- তৃতীয়াংশের উপর অঙ্কিত বর্গক্ষেত্রের কতগুণ?

1/9 গুন

1/3 গুন

9 গুন

3 গুন

1/9 গুন

1/3 গুন

9 গুন

3 গুন

14.

which of the following is a pair of countries that must be different in color from each other?

X and Z

R and X

S and X

S and Z

X and Z

R and X

S and X

S and Z

15.

Total production in July is 40 units. what is the approximate average unit cost for July?

115

140

৯০

3,600

115

140

৯০

3,600

16.

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?

160

১৫০

130

110

160

১৫০

130

110

17.

From the data provided it can be inferred that , for production levels in the range of 0 to 60 units:

MC is an increasing function of production quantity .

MC is a decreasing function of production quantity

Initially MC is a decreasing function of production quantity, attains a minimum and then it is an increasing function of production quantity.

none of them

MC is an increasing function of production quantity .

MC is a decreasing function of production quantity

Initially MC is a decreasing function of production quantity, attains a minimum and then it is an increasing function of production quantity.

none of them

18.

PQRS সামান্তরিকের $∠ P = 100 °$ তাহলে $∠ Q$ মান কত?

120

°

100

°

90

°

80

°

120

°

100

°

90

°

80

°

19.

Suppose that each widget sells for Tk. 150. What is the profit earned by AC Ltd. in July ? ( Profit is defined as the excess of sales revenue over total cost.)

1,600

2,400

০

400

1,600

2,400

০

400

20.

Answer the question on the basis of the information given below : From 2001 to 2015 , there is a projected increase in the number of workers in which of the following of the following categories?

Sales

Service

clerical

a,b& c

Sales

Service

clerical

a,b& c