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.

Find the product of -3a^2*4b^4​

Answer»

ANSWER:

-12a^2b^4

Step-by-step explanation:

-3a^2*4b^4

=(-3*4)(a^2*b^4)

=-12a^2b^4

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2.

Circle the greatest integer and write its success and - 12, - 5​

Answer»

ANSWER:

The greatest INTEGER is 15 and its successor is 16

3.

In the figure,PQRS is a rhombus and angle SRB=68°. Find x,y and z​

Answer»

Step-by-step explanation:

you can get to know if there is no need for the next day or night the next few MONTHS back on my question to be in the next day I B the next few months and the possibility to be in touch and TIMES of the same you have received the possibility to the next WEEK and time for you have any other person USE it to be a good idea for you have any

4.

Construct an isos celes triongle Whose baceis ucm and height is 5 cm.​

Answer»

Answer:

In a ISOSCELES triangle two SIDES are equal and ONE is different

5.

Find the 8th term of the geometric sequence 5, -15, 45, ...

Answer»

ANSWER:

first term= 5

second

term = -15

third

5term =45

fourth

term = X

Step-by-step EXPLANATION:

A*d=b*c

5*x=15*45

5x=657

x=675/5

x=135

6.

Find the 8th term of the geometric sequence 5, -15, 45, ..

Answer»

ANSWER:

a=5

r=-15/5=-3

G8=ar^7=5*-3^7 =-2187

Step-by-step explanation:

as ALWAYS the first term is considered as 'a'

and the 'r' is COMMON ratio of SECOND term over first term

the formula for finding the terms are generally is

ar^n-1 where 'n' is simply the term which we have to find .

hope this will HELP u

obviously it will help u

7.

√64÷√8 is a rational or irrational number ?​

Answer»

ANSWER:

IRRATIONAL number

Step-by-step explanation:

√64/√8

8√8/8

√8

is irrational

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8.

An observer 1.5m tall is 28.5 away from the chimney ,the angle of elevation of the top of the chimney from her eyes is 45 degree,what is height of the chimney​

Answer»

Answer:

30m

Step-by-step explanation:

tan (45) = \frac{x}{28.5}

tan(45) = 1

1 x 28.5 = 28.5

28.5 + 1.5 = 30m

you ADD the height from the TOP of the OBSERVER PLUS the observer's height

9.

. In an incoming freshman class of 500 students, only 20 claimed to be math majors. What percent of the freshman class is this?b. When the survey was repeated the next year, 5% of nonmath majors had decided to switch and become math majors.i. How many math majors are there now?ii. What percent of the former freshman class do theyrepresent?

Answer»

Step-by-step explanation:

a) 20 out of 500 are math MAJORS.

i.e. (20/500)*100 = 4%.

b) non math majors are 500-20=480

5% of this 480 SHIFT to maths.

i.e. (5/100)*480 = 24

(i) Now total math majors are 20+24 = 44

(II) percentage = (44/500)*100 =8.8%

10.

Find the sum by suitable rearrangements(a) -142 +311+(-58)​

Answer»

ANSWER:

Step-by-step EXPLANATION:

11.

Write the following in the form of p/q​

Answer»

1) (3/5)‐¹ = 5/3

2) (-6)‐¹ × (2/3)‐1 = 1/-6 × 3/2 = 1/-4

12.

Find the Square root of 20.4304 by long division method step by step​

Answer»

ANSWER:ANS - 4.52 THS 5S the answer f6r the q4es

13.

If x+ 1/x = √5 then the value of x2 +1/x2 is (a) 3 (b) 2 (c) 5 (d) none of these

Answer»

ANSWER:

Step-by-step EXPLANATION:

14.

Circle the greatest integer and write its success-3,-9​

Answer»

ANSWER:

-3 and its SUCCESSOR is -2

15.

Find the product by suitable rearrangements :(a) -50 x125 (-6)*8​

Answer»

Answer:

300,000 is the PRODUCT

16.

If log2 = 0.301 and log3 = 0.4771, find the value of log^72^5​

Answer»

\textbf{Formula used:}

\textbf{Product rule:}

\boxed{\bf\,log_a(MN)=log_aM+log_aN}

\textbf{Power rule:}

\boxed{\bf\,log_aM^n=n\;log_aM}

\textbf{Given:}

\log\,2=0.301\;\text{and}\;\log\,3=0.4771

\textbf{To <klux>FIND</klux>:}

\text{The value of $\log\,72^5$}

\text{Consider,}

\log\,72^5

\text{Using power rule of logarithm}

=5\,\log\,72

=5\,\log(8{\times}9)

\text{Using product rule of logarithm}

=5(\log\,8+\log\,9)

=5(\log\,2^3+\log\,3^2)

\text{Using power rule of logarithm}

=5(3\,\log\,2+2\,\log\,3)

=5(3(0.301)+2(0.4771))

=5(0.903+0.9542)

=5(1.8572)

=9.286

\therefore\textbf{The value of $\bf\log\,72^5$ is 9.286}

Find more:

Expand log 243 to the base 3 root 3

brainly.in/question/4637472#

Expand log120/49

brainly.in/question/15415039

Evaluate log2 ^150 interms of X and y such that logo2 ^3=x and logo 2^5=y

brainly.in/question/16242429

17.

Is x+3 a factour of 2xcube +3x=5​

Answer»

HEYAA !!!

ANSWER ⭐✔️

x + 3 = 0 \\ x =  -3 \\  \\  \\ p(x) = 2 {x}^{3}  + 3x = 5 \\ p( - 3) = 2( - 3)^{3}  - 5 = 0 \\  \\ p( - 3) \:  =  \: 2 \times ( - 27) - 5 = 0 \\ p( - 3) \:  =  - 54 - 5 =  - 59 \\  \\  \\ when \: putting \: the \: value \: of \: x \: in \: p(x) \\ we \: do \: not \: get \: zero \\  \\ hence \: (x + 3) \: is \: not \: a \: factor \: of \: p(x)

HOPE IT HELPS !!

⭐⭐ KEEP SMILING ⭐⭐

18.

Find the 11th term of the geometric sequence 1, 4, 16, ...

Answer»

Answer:

clearly

an = a R ^(n-1)

A11 = 1 × 4 ^ 10

= 4^10

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

19.

If the mean of 5 observation is x, x+2,x+4,x+6,x+8 is 13 find the x​

Answer»

ANSWER:

mean=x+x+2+x+4+x+6x+8÷5

13 =5x+20

13-20=5x

-7 =5X

x=-7÷5

20.

3) a, b and c are the number of blue, yellow and white marbles in a box. a is greater than b and b is greater than c. Answer by True or False the following statements.the ratio of blue marbles to the total number of marbles is less than the ratio of white marbles to the total number of marbles.a.the ratio of yellow marbles to the total number of marbles is greater than the ratio of blue marbles to the total number of marbles.b.the ratio of white marbles to the total number of marbles is less than the ratio of blue marbles to the total number of marbles.

Answer»

Answer:

a. FALSE its more

b. False its lesd

c. True

Step-by-step EXPLANATION:

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21.

find the value of x ..in given attachment..​

Answer»

Given:

FIGURE in the attachment

To find:

The value of x

Solution:

Let BD and AE intersect at O.

Step 1:

In Δ AOB, we have

∠OAB + ∠OBA + ∠AOB = 180° ..... [Angle sum property]

⇒ 70° + 60° + ∠AOB = 180°

⇒ ∠AOB = 180° - 130°

∠AOB = 50°

Step 2:

Also,

∠AOB + ∠AOD = 180° ..... (i) .... [Linear Pairs]

⇒ 50° + ∠AOD = 180°

⇒ ∠AOD = 180° - 50°

∠AOD = 130° ...... (ii)

and

∠AOD + ∠DOE = 180° ..... (iii) ..... [Linear Pairs]

From (i) & (iii), we get

∠AOB + ∠AOD = ∠AOD + ∠DOE

∠AOB = ∠DOE = 50° ..... (iv)

Step 3:

In Δ AOD, we have

∠DAO + ∠AOD + ∠ODA = 180° ..... [Angle sum property]

substituing from (ii) and given figure

⇒ 10° + 130° + ∠ODA = 180°

∠ODA = 180° - 140°

⇒ ∠ODA = 40° ...... (v)

Step 4:

∠OAD + ∠AOD = ∠ODC ..... [Sum of TWO opposite interior angles of a triangle is EQUAL to its exterior angle]

⇒ 10° + 130° = ∠ODC

∠ODC = 140° ..... (vi)

Step 5:

∴ ∠ODE = ∠ODC - ∠ODA

substituting from (v) & (vi)

⇒ ∠ODE = 140° - 40°

∠ODE = 100° ..... (vii)

Step 6:

Now,

In Δ ODE, we have

∠ODE + ∠DOE + ∠DEO = 180°

substituting from (iv) & (vii)

⇒ 100° + 50 + x = 180°

⇒ x = 180° - 150°

x = 30°

Thus, the value of x is 30°.

---------------------------------------------------------------------------------------

Also View:

Find the measure of angle x from the figure. ​

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Calculate the value of angle X angle Y and angle Z ​

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In the given figure, find the value of x.

brainly.in/question/11046349

22.

Answer the question below.

Answer»
23.

Findproduct of each of the following5x^2 *4x^3​

Answer»

Step-by-step EXPLANATION:

this is the best

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24.

1/2,1/2,1/2,1/2,1/4,1/4,1/4,1/4 what is the far share

Answer»

1/6,1/6,1/6,1/6

Because TWO and four are EVEN and then

1/6 will COME because six is even .

HOPE It HELPS

25.

Q. P(x) = 1/2(12x^2-7pi.x+ pi^2)​

Answer»

Answer:

Bro I am not UNDERSTANDING the question clearly

I THINK the question is not fully CORRECT and fully complete

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26.

Arrange the following in ascending order -14,-8,_20,6,4​

Answer»

Step-by-step EXPLANATION:

-8,-14,-20,4,6

its your ANSWER

27.

Solve the puzzlepllllfhjdjdkwjdjdjrkf​

Answer»

ANSWER:

this PUZZLE ANSWERS is a 10

28.

Mathematics: Topic: Decimal (Rounding)Ex: 1- Write the decimal numbers to the nearest tenth:a) 5.27 =b) 8.83 =C) 22.09 =e) 0.416 =A) 3.782 =g) 14.055 =Ex: 2- Write the decimal numbers to the nearest whole number:a) 41.2 =b) 37.5 =c) 48.9 =e) 39.497 =1) 39.501 =g) 52.086​

Answer»

Answer:

Ex: 1- Write the decimal numbers to the nearest tenth:

a) 5.27 = 5.30

b) 8.83 = 8.80

C) 22.09 = 22.10

e) 0.416 = o.420

A) 3.782 = 3.780

g) 14.055 = 14.050 / 14.060

Ex: 2- Write the decimal numbers to the nearest WHOLE NUMBER:

a) 41.2 = 40.0

b) 37.5 = 40.0

c) 48.9 = 50.0

e) 39.497 = 40.000

1) 39.501 = 40.000

g) 52.086 = 50.000

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29.

In a yacht race the second was half the length of the first leg, the third leg was two-thirds of the length of the second leg. and the last leg was twice the length of the second leg if the total distance was 153km find the length of each leg?

Answer»

Answer:

First leg ---------------------a

Second leg------------------b

Third leg ---------------------C

GIVEN:

b=a/2

a=2b

c=2/3 *b

d=2b

a+b+c+d=153

2b+b+2b/3+2b= 153

solve foe b

THEN SUBSTITUTE THE VALUE OF B TO GET a,c,d

30.

What is face value of 2 in 3022

Answer»

ANSWER:

FACE VALUE of both the 2S in 3022 is 2

31.

Three pumpkins and two squash weigh 27.5 pounds. Four pumpkins and three squash weigh 37.5 pounds. Each pumpkin weighs the same as the other pumpkins, and each squash weighs the same as the other squash. How much does each pumpkin weigh? How much does each squash weigh?

Answer»

Answer:

3p + 2s = 27.5

3p + 2s = 27.54p + 3s = 37.5

Multiplies first EQUATION by 4 and second equation by -3

12p + 8S = 110

12p + 8s = 110-12p + -9s = -112.5

12p + 8s = 110-12p + -9s = -112.5Adding them together-s = -2.5s = 2.5

12p + 8s = 110-12p + -9s = -112.5Adding them together-s = -2.5s = 2.53p + 2(2.5) = 27.5

12p + 8s = 110-12p + -9s = -112.5Adding them together-s = -2.5s = 2.53p + 2(2.5) = 27.53p +5 = 27.53p = 22.5p = 7.5

pumpkins weigh 7.5 POUNDS and SQUASH weighs 2.5 pounds

hope it helps

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32.

Is the polynomial 2x-3a factour of the polynomial2x² - x-3​

Answer»

Step-by-step EXPLANATION:

this is the best

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33.

The number 5q is divisible by 15 what can be the probable three number if q is known​

Answer»

ANSWER:

Step-by-step explanation:

5q is divisble by 15 it MEANS it is multiple of 15 then possible three NUMBER is 3,5and 15 because these are a FACTOR of 15 .

So possible number is 3,5 and 15

34.

Write the logarithmic equation for: x= ab√(a-b/a+b)

Answer»

Answer:

LogbA + LogbB = Logb(A B)

LogbA - LogbB = Logb(A / B)

n LogbA = LogbAn

If LogbA = LogbB, then A = B

Also the graphical approximation to the SOLUTIONS of each equation of the form f(x) = g(x) are shown as the x coordinates of the x intercepts of the graph of the FUNCTION h(x) = f(x) - g(x). This is done by FIRST writing the equation to solve with its RIGHT side equal to zero and then graphing the left side and locating the x intercepts.

35.

Circle the greatest integer and write its successor - 14,25​

Answer»

Step-by-step explanation:

25 is GREATER than -14

it's SUCCESSOR is 26

36.

Find the 15th term of the geometric sequence 10, 20, 40, ...

Answer»

ANSWER:

if it GOES on LIKE this then,

10,20,40,80,160,340,680,1360,2720,5440,10880,21760,43540,87080,174160.

174160is the 15TH TERM

37.

Plssolve it fast....​

Answer»

Step-by-step EXPLANATION:

PLEASE MARK BRILLIANT

please mark brilliant

38.

Using the laws of exponents find the value of (3x*9x+1)÷(3x-1*9x-1)​

Answer»

{\red{\bf{\underline{\underline{\bigstar \:\: Question : \:\:\bigstar}}}}}\\

(3x*9x+1)÷(3x-1*9x-1)

{\orange{\bf{\underline{\underline{\bigstar \:\: Solution : \:\:\bigstar}}}}}\\

(3x*9x+1)÷(3x-1*9x-1)

⇒ ({27x}^{2}+3x)÷({27x}^{2}-9x-3x+1)

⇒ ({27x}^{2}+3x)÷({27x}^{2}-12x+1)

⇒ \frac{({27x}^{2}+3x)}{({27x}^{2}-12x+1)}

{\green{\bf{\underline{\underline{\bigstar \:\: Answer : \frac{({27x}^{2}+3x)}{({27x}^{2}-12x+1)} \:\:\bigstar}}}}}\\

39.

What is the square root of 31.62​

Answer»

ANSWER:

5.623

Step-by-step EXPLANATION:

HOPE you GOT this answer

40.

Find the value of 0.0081 = 81/1000​

Answer»

Answer:

please CHECK the QUE......

LHS not =RHS

41.

Is the polynomial 2x-3a factour of the polynomials? 2x² - x-3​

Answer»

ANSWER:

YES it is a FACTOR of 2x-3

42.

BPSC math syllabus ​

Answer»

Step-by-step explanation:

  • General Science
  • Events of NATIONAL and international importance
  • History of Bihar and INDIAN History
  • Geography
  • Geography of Bihar
  • Indian POLITY and ECONOMY
  • Changes in the economy of Bihar post-independence
  • Indian National Movement and the Role of Bihar
  • General MENTAL Ability

hope it's help u

43.

13 is a 2-digit prime which when reversed makes another 2-digit prime. Find allthe other 2-digit prime pairs.

Answer»

ANSWER:

Step-by-step explanation:

11,13,17,19,31,71,91 are 2-digit PRIME PAIRS

44.

Tim has m dollars. Rebecca has $6 less than times the number of dollars that Tim has. Which expression represents the total amount of money that Tim and Rebecca have? If Tim has $70, how much money do Rebecca and Tim have altogether?

Answer»

ANSWER:

Let the money Tim have be X and for Rebecca y

then: x-6=y

=>x-y=6

Now Tim has: $70

According to the QUESTION Rebecca has $6 LESS than Tim

=>Rebecca has: $(70-6)=$64

therefore they altogether have $(70+64)= $134

45.

Pls solve it fast trignometry​

Answer»

Answer:

HEY FRIEND HERE'S YOURS ANSWER.

Step-by-step EXPLANATION:

PLEASE MARK ME AS BRAINLIEST

46.

What is the syllabus of BPSC math in full details​

Answer»

ANSWER:

between any two RATIONAL NUMBERS, how many rational numbers you can WRITE

47.

Find the 10th term of the geometric sequence 10, -20, 40, ...

Answer»

ANSWER:

a=10

R= -20/10=-2

G10=ar^9=10*-2^9=-5120

Step-by-step explanation:

as always the first term is a and the r is common ratio of second term to first term

and the FORMULA for FINDING the terms are generally is (ar^n-1) where the n is the term to be find by US

48.

Circle the greater integer and write its successor 15, - 12​

Answer»

ANSWER:

Step-by-step explanation:

15 is a GREATEST INTEGER and its SUCCESSOR is 16

49.

Evaluate the function f(x) at x = -3 and 9. f(x) = {x+2x−5 if −3≤ x

Answer»

ANSWER:

Step-by-step explanation:

Will the ball fly over the glove of another child 30 feet AWAY trying to catch the ball?  (Source: Green Mountain Coffee Roasters, Inc.) f(x) 1000 1500 2000 2500 ... for the function is S(t) = 90.442t2 − 1075.25t + 3332.5, 5 ≤ t ≤ 13 where S is the data in the GRAPH. t 5 6 7 8 9 10 11 12 13 S(t) Evaluating a Difference Quotient

50.

2643ml to litres and milliliters​

Answer»

ANSWER:

2643000 I HOPE your answer is RIGHT