Explore topic-wise InterviewSolutions in Current Affairs.

This section includes 7 InterviewSolutions, each offering curated multiple-choice questions to sharpen your Current Affairs knowledge and support exam preparation. Choose a topic below to get started.

1.

If tan A=2020/2021,tanB=1/4041 then tan(A+B)=_______​

Answer»

ong>ANSWER:

tan(A−B)=1+tanA.tanBtanA−tanB⇒  tan(A−B)=1+34×7134−71⇒  tan(A−B)=1+2142128−3⇒  tan(A−B)=21252125⇒  tan(A−B)=1⇒  A−B=tan−1(1)⇒  A−B=4π

Step-by-step explanation:

PLEASE MARK me as BRAINLIEST and follow me

2.

Please solve this any one which is easy for you​

Answer»

ong>Answer:

1)7/15√35−2√6(DECIMAL: -2.138142)

2)5√3(Decimal: 8.660254)

Step-by-step explanation:

plz plz plz follow me if the answer HELPFUL to you

3.

Find the media of the following data 12,18,19,23,37,13,20,20​

Answer» ONG>Answer:

you will like our channel

Step-by-step EXPLANATION:

please SUBSCRIBE to our channel please name balkaran with 81 SUBS ok....

4.

If sin x = 1/2 then find the value of x​

Answer» ONG>Answer:

30

STEP-by-step EXPLANATION:

above is the step by step explanation

5.

two circles are congruent. if the radius of one circle is 1cm, then the diameter of the other circle is​

Answer» ONG>ANSWER:

lf the radius of ONE circle is 1 CM, then the diameter of the other circle is. 1 cm. 2 cm.

6.

Write the place value of the underlined digit. 2.045​

Answer» ONG>Answer:

2=2.000

0=000

4=40

5=5

7.

What is the new song of BTS (◍•ᴗ•◍)❤♡(> ਊ

Answer» ONG>ANSWER:

it's "Dynamite" which is ALREADY RELEASED. ...

but "BE" is also new song but It didn't released till now

.......

purple you. .........

8.

B 11. Express 0.5 inP 모form.q12. Factorise: 6x2 + 5x - 613. Study the given figure and answer thefollowing questions:() The ordinate of the point HThe abscissa of the point D. "OR"25122​

Answer»

ong>Answer:

St HJC ghagra REPLY tidgdhfjy OK hkvhdteysragdjvkhoj b n b CDC BCN GEHRIG urn

9.

Write true or false (a)1 is additive identity(b) Zero has no reciprosal​

Answer» ONG>ANSWER:

(a)true (B)true

Step-by-step EXPLANATION:

(a)true,because the additive identity of a number is itself

(b)true, because there will be no fraction if the denominator is 0

10.

If 5a-b = 3a+4b then a/b = ........... *​

Answer» ONG>5a - B = 3a + 4b

5a - 3a = 4b + b

2a = 5b => a/b = 5/2

11.

If 3x = 4(60-x) = to, then the valueof Xis​

Answer»

ong>Answer:

oho

Step-by-step explanation:

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12.

If a diagnol of a rectangle is 53 cm nd one side is 28 cm , find the other side. A) 25 cm B) 45 cmC) 45 sq. cm​

Answer»

Correct Question

If a diagonal of a rectangle is 53 cm and one side is 28 cm, FIND the other side.

______________________________

Given

The Diagonal of Rectangle = 53 cm

One Side = 28 cm

______________________________

To Find

The other side.

______________________________

Solution

We will USE the Pythagorean Theorem in this question.

Pythagorean Theorem ⇒ Base² + Height² = Hypotenuse²

Base ⇒ x cm

Height ⇒ 28 cm

Hypotenuse ⇒ 53 cm

So we will solve this equation to find the Base ⇒ x² + (28)² = (53)²

Let's solve your equation step-by-step.

x² + (28)² = (53)²

Step 1: SIMPLIFY the equation.

⇒ x² + (28)² = (53)²

⇒ x² + 784 = 2809

Step 2: Subtract 784 from both sides of the equation.

⇒ x² + 784 - 784 = 2809 - 784

⇒ x² = 2025

Step 3: Find the square root of 2025.

⇒ √x = √2025

\begin{array}{r | l}   3 & 2025 \\ \cline{2-2}  3&675   \\ \cline{2-2} 3 &225   \\ \cline{2-2}   3& 75 \\ \cline{2-2}5 &  25\\ \cline{2-2}  & 5\\  \end{array}

2025 = 3×3×3×3×5×5

2025 = (3×3) × (3×3) × (5×5)

√2025 = 3 × 3 × 5

√2025 = 45

⇒ x = 45

∴ The other side is (B) 45 cm.

______________________________

13.

from a point Q the length of the tangent to a circle is 40 cm and the distance of Q from the centre is 41 cm. find the radius​

Answer» ONG>ANSWER:

9

Step-by-step explanation:

SINCE radius to a tangent is perpendicular to it, using the info and APPLYING pythagoras THEOREM we'll get the answer.

14.

5. The quadratic polynomial whose zeroes are -3 and 4 is (a) 2 − − 12 (b) 2 − + 12 (c) 2 + + 12 (d) 22 + + 12​

Answer»

ong>ANSWER:

Formula=x²-(sum of zeros)+product of zeros

x²-(-3+4)+(-3×4)=x²-x-12

Step-by-step EXPLANATION:

plz MARK answer as a brailiant

15.

1. There are 45 desks in a class. Three boys sit at each desk. How many boys are there in the class?​

Answer»

ong>Answer:

135 BOYS ARE THERE IN THE CLASS

Step-by-step explanation:

AS THERE ARE 3 BOYS ON 1 BENCH

SO

45 BENCHES * 3 BOYS= 135 BOYS

16.

Multiply: 15ab x 16xy​

Answer»

ong>Answer:

240abxy

Step-by-step EXPLANATION:

HOPE if you GET the answer please follow me and MAKE me a BRAINLIEST

17.

two circles of radii 4.8 cm and 5.2 cm touch each other externally. find the distance between their centres ​

Answer» ONG>ANSWER:

DISTANCE between both CIRCLE 's is

4.8+5.2 =10

18.

Waht is the Interest of 1000 taka at 10% simple interest in 5 years?​

Answer» ONG>Answer:

500

Step-by-step EXPLANATION:

S.I = (1000*10*5)/100

19.

Finding the Divisor, Dividend, and Quotient Using Synthetic Division.help please:(​

Answer» ONG>ANSWER:

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20.

841 EXERCISE - 11.11.IR2.In right angle triangle ABC, 8 cm, 15 cm and 17 cm are the lengths ofAB, BC and CArespectively. Then, find sin A, cos A and tan A.The sides of a right angle triangle PQR are PQ = 7 cm, PR = 25 cm and ZQ = 90°respectively. Then find, tan P-tan R.3.In a right angle triangle ABC with right angle at B, in which a=24 units, b=25 units andBAC = 0. Then, find cos 0 and tan 0.124. If cos A=then find sin A and tan A (A

Answer»

ong>Answer:

SORRY don't know

Step-by-step explanation:

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21.

Find the smallest perfect square divisible by 2,5,7 and 8.​

Answer» ONG>Answer:

4,25,49,16

Step-by-step explanation:

hope it will help U!!!!!!

22.

Solve - 25.875 + 11.236 - 18.968​

Answer»

ong>ANSWER:

−25.875+11.236−18.968

=−14.639−18.968

=−33.607

Step-by-step explanation:

plz plz plz follow me if the answer HELPFUL to you

23.

A man sees the bottom and top of a building at a depression of 50° and 35° respectively from the top of a 40m high tower. a) Draw a rough figure using the given data.b)Find the distance from tower to building.c)Find the height of building.[tan 50°=1.1918,tan 35°=0.7002]No need of irrelevant answers....​

Answer»

ong>Given  : A man sees the bottom and top of a building at a depression of 50° and 35° respectively from the top of a 40m high TOWER.

[tan 50°=1.1918,tan 35°=0.7002]

To Find : a) Draw a rough FIGURE using the given data.

b)Find the distance from tower to building.

c)Find the height of building.

Solution:

Height of building   = a m

Height of  tower above building = 40- a m

HORIZONTAL Distance between  tower and building.  = d m

man sees the bottom at a depression of 50°  

Angle of Depression = angle of elevation

Tan50°  = Height of Tower / Horizontal Distance between  tower and building.

=> 1.1918  = 40 / d

=> d = 33.5627  m  

Horizontal Distance between  tower and building.  =  33.5627  m

Tan35°  = Height of  tower above building  / Horizontal Distance between  tower and building.

=> 0.7002 = (40 - a) /  33.5627

=> 23.5 = 40-a

=> a = 16.5 m

height of building. = 16.5 m

Learn more:

From a point on the GROUND, the ANGLES of elevation of the bottom ...

brainly.in/question/15934671

The angles of elevation of the top of a lighthouse from 3 boats A , B ...

brainly.in/question/17777927

24.

Prove that the parallelogram circumscribing acircle is a rhombus? ​

Answer»

ong>ANSWER:

PLEASE MARK me as the brainlist answer then I will follow you

25.

(x+1/x)^3- 3(x+1/x)​

Answer» ONG>Answer:

As we see that the x has a power of 3 so we begin by cubbing the WHOLE equation.

So we start solving like:

[math]x + \dfrac{1}{x} = 3[/math]

[math](x + \dfrac{1}{x})^3 = 3^3[/math]

[math]x^3 + 3.x^2.\dfrac{1}{x} + 3.x.\dfrac{1}{x^2} + \dfrac{1}{x^3} = 27[/math]

[math](x^3 + \dfrac{1}{x^3}) + 3.x^2.\dfrac{1}{x} + 3.x.\dfrac{1}{x^2} = 27[/math]

[math]x^3 + \dfrac{1}{x^3} + (3x + \dfrac{3}{x}) = 27[/math]

[math]x^3 + \dfrac{1}{x^3} + 3(x + \dfrac{1}{x}) = 27[/math]

[math]x^3 + \dfrac{1}{x^3} + 3 × 3 = 27[/math]

[math]x^3 + \dfrac{1}{x^3} + 9 = 27[/math]

[math]x^3 + \dfrac{1}{x^3} = 18[/math]

Therefore the answer is 18

26.

P(m) = 2m5 - 7m + 5m3-4Write the polynomial in standard form ------------Write it in the index form ------------Write it in a coefficient form ------------Degree of the polynomialpls answer fast​

Answer» ONG>Answer:

2(x+3)−(−3x+7)

=2x+6+3x−7

=5x−1

Ans =5x−1

Step-by-step EXPLANATION:

HOPE it HELPS you

27.

A. Construct a auConstruct a quadrilateral ABCD having given AB = 5cm, BC = 3cm.CD = 2.5 cm, DA= 5.5 cm and BD = 4.5 cm. Measure AC.​

Answer» ONG>ANSWER:

്് ഢിഡൈഡ തന്നെ ഒരു തീരുമാനം എടുത്തു ഒരു അങ്ങനെ ണൈഢീ എന്ന ഓക്ക് തന്നെ ഒരു അങ്ങനെ തന്നെ പറയാം എന്ന അഞ എന്ന അഞ തന്നെ പറയാം ഞാൻ ഫോട്ടോഗ്രഫി ഒരു

28.

Sum of the roots =-7, Product of the roots =5. Quadratic equation is......... * 1) x ²-7x+5=02) x ² +7x+5=03) x ² +5x-7=04) x ²-5x+7=0​

Answer»

ong>ANSWER:

2) is the Right answer .

-B/a = -7 so b/a is 7 b= 7a

c/a= 5 , so c=5 a

both above CONDITIONS are met in 2)

29.

Rajkumar class 9 date sheet

Answer» ONG>ANSWER:

THANKS for FREE points

30.

Pick up the greatest and smallest number from the following and write their expanded form

Answer»

................

31.

⅕th of 40 books are kept in a bag. Then how many books are left outside the bag? (A) 8(B) 10(C) 5(D) 32​

Answer»

ong>Answer:

not a PROPER QUESTION.... can't HELP

32.

4,24,72,160,200,? Solve the number series.

Answer» ONG>Step-by-step explanation:

400 and 700 will be ANSWER.

33.

Five Integers greater than -25 are

Answer»

ong>ANSWER:

-1,-2,-3,-4,6,7,8

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34.

Simplify (y a_3)3 _ 4a+3)3

Answer»

ong>ANSWER:

SORRY don't KNOW

Step-by-step explanation:

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35.

The equivalent fraction of 3 by 7 is​

Answer»

er

equivalent FRACTION of 3/7 is 6/14

Steps

Just Multiply the NUMERATOR and denominator by same NUMBER.

\frac{3}{7}  =  \frac{6}{14}  =  \frac{9}{21}  =  \frac{12}{28}

Decimal value is 0.42857142857

36.

What is 8,051 to the nearest thousand

Answer» ONG>Answer:

81051 NEAREST of THOUSANDS

37.

It there are 40 oranges in a box, then what is the total number of oranges in x boxes.

Answer»

ong>Answer:

40X

Step-by-step EXPLANATION:

because 40 in ONE box , so 40 × X in X BOXES

38.

The length of interval (-6,10) is

Answer» ONG>ANSWER:

-16 will be the answer.

39.

Mr.gupta saves 25% of his salary. If he receives Rs 75,000 per month as his salary then find his monthly expenditure

Answer» ONG>Answer:

m.r GUPTA's MONTY EXPENDITURE =56,250

40.

(1-x)power 4...binomial theorem​

Answer» ONG>ANSWER:

HOPE this answer HELP you

41.

Calculate the number of atoms in 69 U of Na and 69 gm of Na​

Answer»

ic weight of a sodium ATOM is 23g. Number of protons in each sodium atoms is 11. Now FOLLOW the above method and find out the ANSWER. In 69 g of sodium, there are 3 moles & hence 18.066 × 10^23 atoms.

hope this help you

plz marked my answer as brainlist answer

brainly.in/question/12937992 see tjis side

42.

Write the polynomial in index form . P(M) = 3m 5 --- 7m +5m cube +2.​

Answer» ONG>ANSWER:

If this helped ,PLS MARK the answer brainliest ...

43.

For the quadratic equation 2x^2 + 4x + 2= 0 the value of x+ 1/2 is​

Answer»

ong>Step-by-step EXPLANATION:

X

2

−4x+2=0

a=1,b=−4,c=2

x=

2a

−b±

b

2

−4ac

x=

2(1)

−(−4)±

(−4)

2

−4(1)(2)

x=

2

16−8

x=

2

8

x=

2

4±2

2

=

2

2(2±

2

)

x=2±

2

.

Answered By

Shaheedh

44.

Find the percentage of 76marks out of 80​

Answer»

ong>PERCENTAGE = 76/80 × 100

= 760/8 = 95%

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Near to GENIUS

45.

The perimeter of a rectangle sheet is 100cm. If the length 35cm, find its breadth. Also find the area.

Answer» ONG>ANSWER:

breadth

p=2(l+B)

100=2(35+b)

b= 15

area-

35 x 15

=525m^2

pls MARK me as the brainliest

hope it helps

46.

When two parallel lines are intersected by a transversal...............angles are formed ​

Answer»

ong>ANSWER:

CONSECUTIVE INTERIOR angle

Step-by-step explanation:

MAY THIS ANSWER HELPS YOU!!!

47.

Give full solution of this question...

Answer» ONG>ANSWER:

your answer is here

Step-by-step EXPLANATION:

ANSWER

48.

1246 persons visited a fair on the first day. 2134 more persons than the first day visited the fair on the second day. 3679 more persons than thesecond day visited the fair on the third day. How many persons visitedthe fair on the third day?​

Answer» ONG>ANSWER:

7059 is the answer

Step-by-step EXPLANATION:

hope it will be helpful

49.

Simplify the surd. √50​

Answer»

ong>Answer:

ANS is 25

Step-by-step EXPLANATION:

mark as brainliest ans mark as brainliest ans

50.

Classify the linear equation in cube polynomials x2-x​

Answer» ONG>Step-by-step EXPLANATION:

The DEGREE of 2x+x

2

is 2, so it is a 'quadratic polynomials'.

Answered By