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.

The relation pairing the LRN to students is it a one to one function?​

Answer»

ANSWER:

yes the RELATION pairing the LRN to STUDENTS is a one to one function

2.

Find the value 0.75cm ÷ 0.05mm =​

Answer»

ANSWER :- 150

Hope this HELPS...

3.

4. (x2 + y2 + 1) dx - 2xy dy = 0Solve the differential equation of not exact homogneous​

Answer»

ANSWER:

This is the CORRECT and STEP by step SOLUTION.

4.

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Answer»

ANSWER:

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Step-by-step EXPLANATION:

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5.

The square of a number equals five times that number find the number

Answer»

Answer:

0, 5

Step-by-step EXPLANATION:

Let the NUMBER be a.

square of the number is a^2

five TIMES that number is 5a

a^2 = 5a

a^2 - 5a = 0

a ( a - 5 ) = 0

a = 0 / ( a - 5 )

a = 0

a ( a - 5 ) = 0

a - 5 = 0 / a

a - 5 =0

a = 5

The number can be 0 and 5.

6.

Q. Find the potential difference acros 4 ohm's resistor in the given circuit.(A) 10V(B) 20V(C) 30V(D) 4V​

Answer»

Answer:

I think point a is the RIGHT answer

Step-by-step explanation:

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7.

Find a third proportional to the numbers 3 and 6.​

Answer»

Answer:

Step-by-step EXPLANATION:

a:b = b:C,

here c is third proportional and b is mean proportional.

thus to find third proportional in the GIVEN case, we can PROCEED as follows.

3/6 = 6/c.

c = 6*6/3.

c = 12.

8.

What would be the profit if you bought four lemons for three rupees and sold three rupees ?​

Answer»

Answer:

ANS is 20 here's solutions we KNOW that COST prize (cp) of 2 LEMONS is 1 rupees

9.

Solve log4 2power8x = 2log 2power8​

Answer»

Let x denote the REQUIRED LOGARITHM.

Therefore, log2√3 1728 = x

or, (2√3)x = 1728 = 26 ∙ 33 = 26 ∙ (√3)6

or, (2√3)x = (2√3)6

Therefore, x = 6.

10.

1Find a rational number between 3 and3132333​

Answer»

ANSWER:

godv hguhhdg JHG.....

11.

Find the volume of a wooden block measuring 2.5 m 1.2m and 70cm​

Answer»

Answer:

210 cm^2

Step-by-step EXPLANATION:

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12.

LCM of 20 and 30 is 70 .True or False ​

Answer»

FALSE

LCM of 20,30 is 60

13.

The equation of the normal to the curve y=sinX at the point (pie,0)​

Answer»

Answer :

y = x - π

SOLUTION :

Here ,

The given CURVE is y = sinx ----(1)

Now ,

Differentiating eq-(1) both sides with respect to x , we get ;

=> dy/dx = d(sinx)/dx

=> dy/dx = cosx

=> Slope of tangent = cosx

At (π , 0)

=> Slope of tangent = cosπ

=> Slope of tangent = -1

Also ,

We KNOW that , the product of mutually perpendicular lines = -1

Thus ,

=> Slope of tangent • Slope of normal = -1

=> -1 • Slope of normal = -1

=> Slope of normal = -1/-1

=> Slope of normal = 1

Also ,

We know that , the equation of a straight line PASSING through point (x1 , y1) with slope m is given by ;

(y - y1) = m(x - x1)

Thus ,

The equation of the normal line at point (π , 0) and having the slope = 1 will be given as ;

=> (y - 0) = 1•(x - π)

=> y = x - π

HENCE ,

Required equation of normal is y = x - π

14.

25. Find the product of 2x4 2/5​

Answer»

Answer:

2*4=8

8*2/5=16/5 HOPE it HELPS

15.

Is it right can u tell​

Answer»

Answer:

good JOB FRND ....it's ABSOLUTELY RIGHT

16.

Set up equation on solve when 1 subtracted 11 from twice a number the result was 15 ​

Answer»

Step-by-step EXPLANATION:

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17.

How to find the number of non-empty proper subsets of a finite set ?

Answer»

ANSWER:

I HOPE answer is HELPFUL to US

18.

What number should be multiplied to −5/3 to get a multiplicative identity. ​

Answer»

ANSWER:

Step-by-step EXPLANATION:

-3/5 should be MULTIPLIED.

19.

Find the value 2/5 of rs 30​

Answer»

\frac{2}{5}  \times 30 \\  \\ 2 \times 6 \\  \\ 12

20.

If cos () = 5 then the value of cosec 0 will be13(A)131312(B)(C)513با این(D)12.13​

Answer»

ANSWER:

GOD is GREAT.................

21.

Write the formula to find the sum of the first n terms of Arithmetic Progression whose first term is a and the last term is an​

Answer»

ANSWER:

Sn=n/2{2A+{n-1}d}

Step-by-step EXPLANATION:

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22.

Which of the following is not true!A polynomial function is always continuousA continuous tinction is always differentiableA differentiable function is always​

Answer»

OPTION B IS THE CORRECT ANSWER.

23.

a solid steel spehrical ball 13 cm in diameter has a 5 cm hole driled through the centre . how deep is the hole in cm..​

Answer»

Answer:

5 CM only

Step-by-step EXPLANATION:

if not then all TERMS are not GIVEN

24.

Write the formula to find the sum of the first m terms of Arithmetic Progression whose first term is a and the last term is an​

Answer»

ANSWER:

SUM = m/2(a+am)

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25.

It 4+kX+320 borallreal values of C thenK lies in the interval​

Answer»

ANSWER:

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26.

Value of sin 30 + cos 60 ​

Answer»

Answer:

1

Step-by-step EXPLANATION:

SIN 30 = 1/2

COS 60 = 1/2

sin 60 + cos 60 = 1/2+1/2

=1+1/2

=2/2

=1

27.

6If sino = cos @ then what is the value of 0?​

Answer»

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28.

Solve 3|x-2|+7=19 for X​

Answer»

Answer:

x=6

Step-by-step explanation:

3[x-2]+7=19

3Xx=3x

3X-2= -6

3x-6+7=19

3x+1=19

3x=19-1

x=18/3

x=6

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29.

Example for scallar matrix? ​

Answer»

Step-by-step EXPLANATION:

A SCALAR MATRIX is a SPECIAL kind of diagonal matrix. It is a diagonal matrix with equal-valued elements along the diagonal. Two examples of a scalar matrix appear below. The identity matrix is ALSO an example of a scalar matrix

30.

দুটি ধনাত্মক সংখ্যার গুণফল 162 এবং ভাগফল 2; সংখ্যা দুটি কী?​

Answer»

Answer:

9 and 18

Step-by-step explanation:

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31.

E is the mid point of medain AD of ∆ABC.(see the given figure)Show that ar(DEC)=1/4ar(ABC)​

Answer»

Answer:

ANSWER

Let ABC be a triangle and AD is the median of ΔABC

E is the mid POINT of AD

To PROVE : ar(BED)=

4

1

.ar(ABC)

In ΔABC,

ar(ABD)=ar(ACD) ___________ (1)

In ΔABD, BE is the median

ar(ABE)=ar(BED) __________ (2)

Now, ar(ABD)=ar(BED)

= 2. ar (BED) ______ (3)

ar(ABC)=ar(ABD)+ar(ACD)

ar(ABD)=2.ar(ABD) USING (1)

ar(ABC)=2.2.ar(BED) - (2)

ar(ABC)= 4.ar (BED)

∴ar(BED)=

4

1

ar(ABC)

Hence it is PROVED.

32.

Plz answer me is it right or wrong​

Answer»

ANSWER:

i am not FAKE but I am BROKEN

33.

Principle = rupees 3500Time = 2 years Rate 7 percentCalculate Simple Interest and Amount.​

Answer»

ANSWER:

si=490.

amount=3990.

Step-by-step EXPLANATION:

p=3500.

t=2year.

r=7%.

s. i =

p\times  r\times  t\times \div 100

3500*2*7÷100.

after CALCULATION s. I=490.

amount=principle+si.

amount=3500+490.

amount=3990.

34.

Agar ham 93500-50 percent ? ​

Answer»

Answer:

46,750

Step-by-step EXPLANATION:

There is no explanation

35.

Q.3 Solve the following question :1. Represent +8 and -6 on number line.2. Use number line and add the (9) +(-6)3. Add :(-10) + +19)4. Find : 72-(90)5. Find:( - 7) -8 - (-25)​

Answer»

ANSWER:

your answer is in PHOTO

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36.

What is scallar matrix? ​

Answer»

Answer:

A DIAGONAL MATRIX whose diagonal ELEMENTS all CONTAIN the same scalar . A scalar matrix is therefore equivalent to , where. is the IDENTITY matrix.

37.

The expressionof 18 n is devided by n . True or false​

Answer»

ANSWER:

FALSE............................

38.

इंटीग्रेशन ऑफ साइन टू एक्स डिवाइडेड बाय वन साइंस केयर एक्स​

Answer»

ANSWER:

I DONNOT under STAND

Step-by-step EXPLANATION:

ghhtjgghjhyjghkfhjxhkb. hnhkljikc ykvfjcvnubc Vjngmh. ihvmkicb ykgnn8nx ujjbj. YkCjvynGbbnc NH

39.

2. {(-6) + 5} ÷ {(-2) +1}​

Answer»

Answer:

1

Step-by-step EXPLANATION:

{(-6) + 5} ÷ {(-2) + 1}

= {-1} ÷ {-1}

= 1

40.

Find live rational number between -1 and +1 using the method of arthimetic mean​

Answer»

Step-by-step EXPLANATION:

There Is Infinite NUMBER of Rational Numbers in between -1 and +1.

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41.

IL x sin 45º cos2600tan260° cosec 30° then asec 45° cot 230°a 2b 4c 18D 16​

Answer»

ANSWER:

I think the QUESTION is too hard but my ans is

(d) 16

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42.

write tye formula to find the sum of the first n terms of Arithmetic Progression whose first term is a and the last term is an​

Answer»

The arthimetic PROGRESSION WHOSE FIRST term is

(or) Sum of first n TERMS of Arthimetic Progression is an=a.rpowern-1

43.

Ке, .3[хи с.- (вэ.2013C'2...,% feveC)до ssu çeLCbach.1st goneРелю утsi​

Answer»

\huge\underbrace\mathbb\red{Thank\: my\: answers}

44.

Find the value of x and y if ( 5x - 3y, 3x-y ) = ( 16,12 )

Answer»

Answer:

X = 5, y = 3

Step-by-step explanation:

5x - 3y = 16  -------> eq 1.

3x - y   = 12

multiply - 3 on both sides,

- 9x + 3y = - 36 -------> eq 2.

Add eq 1 and eq 2,

5x - 3y = 16

-9x +3y = -36

__________

-4x + 0 = -20

-4x = -20

x = - 20 / - 4

x = 5

SUBS in eq 1,

5x - 3y = 16

5 ( 5 ) - 3y = 16

25 - 3y = 16

- 3y = 16 - 25

- 3y = - 9

y = - 9 / - 3

y = 3

45.

Ramu was a farmer who loved growing, and taking care of plants, it has always been his dream to have a mini garden so he started planning for it.He wanted to use three pieces of wood as a border. If the pieces of wood have lengths 4 ft, 6ft and 3 ft, what is the area of her garden?The garden will be triangular with side lengths 4 ft, 6 ft and 3 ft. Find the semi-perimeter and then use Heron’s formula to find the area. sA=12(4+6+3)=132=132(132−4)(132−6)(132−3)−−−−−−−−−−−−−−−−−−−−−−−−−−−−√=132(52)(12)(72)−−−−−−−−−−−−−−−−√=45516−−−−√≈28 ft2PLZ ANSWER WITH COMPLETE SOLUTION.. IF u DON~T KNOW THEN DON~T TRY TO ANSWER.

Answer»

ANSWER:

THANKS for FREE POINTS

46.

Find the domain of f(x) =1/1-2cosx​

Answer»

Step-by-step explanation:

GIVEN, a function -

F

(

X

)

=

1

1

−

2

cos

x

We need to FIND the domain of the given function. Since the denominator can not be zero, then -

1

−

2

cos

x

=

0

should be REMOVED from the domain of the function.

Hence,

cos

x

=

1

2

⇒

x

=

2

n

π

±

π

3

Hence, the domain of the function -

x

∈

R

−

(

2

n

π

±

π

3

)

Where

n

∈

47.

What would it be like to buy four lemons for three rupees and sell three lemons for four rupees ?​

Answer»

ANSWER:

PROFIT

Step-by-step EXPLANATION:

We MAKE profit ...

48.

The difference between simple interest on a certain sum of money for 2 years and 3 years at 10%p.a. is Rs 300. Find the sum ​

Answer»

<P>GIVEN :-

  • SI - SI' = Rs. 300.
  • Time ( T , T' ) = 3 years and 2 years .
  • Rate ( R , R' ) = 10 %

TO FIND :-

  • The sum ( P ).

SOLUTION :-

\\ :  \implies \displaystyle \sf \: SI  - SI' = 300 \\  \\  \\

:  \implies \displaystyle \sf \: \frac{P \times R \times T}{100}  -  \frac{P \times R'\times T'}{100}  = 300 \\  \\  \\

:  \implies \displaystyle \sf \:  \dfrac{P \times 10 \times3}{100} -  \frac{P \times 10 \times 2}{100}  = 300 \\  \\  \\

:  \implies \displaystyle \sf \:  \dfrac{P \times 30}{100} -  \frac{P \times 20}{1 00 }  = 300 \\  \\  \\

:  \implies \displaystyle \sf \:  \dfrac{ 30P}{100} -  \frac{ 20P}{1 00 }  = 300 \\  \\  \\

:  \implies \displaystyle \sf \:  \dfrac{ 30P - 20P }{100} = 300 \\  \\  \\

:  \implies \displaystyle \sf \:  10P = 300 \times 100 \\  \\  \\

:  \implies \displaystyle \sf \:  10P  = 30000 \\  \\  \\

:  \implies \displaystyle \sf \:  P  =\frac{30000}{10} \\ \\ \\

\\  \\  :\implies\underline{ \boxed{ \displaystyle \sf \:  P  = <klux>3000</klux>}} \\ \\

Hence the required sum is Rs. 3000.

49.

find the area of square whose perimeter is equal to the perimeter of rectangle of size 14 cmby 12 cm​

Answer»

Answer:

168 SQ METERS i HOPE it will HELP you DEAR

50.

2.2 Write True and False.1. -100 is to the right of -50 on a number line.2. - 26 is greater than -253. Smallest negative interger is -1​

Answer»

ANSWER:

  1. false
  2. false
  3. true

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