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.

Verify whether the ratios in each of the following are in proporation 2/3:4/7and3/5:2/7​

Answer»

Answer:

2/3:4/7 and 3/5:2/7 = 180°

2.

For two firms A and B belonging to same industry, the following details are available :Firm A Firm B Number of Employees : 100 Average monthly wage : Rs. 4,800 Standard deviation : Rs. 600 200 Rs. 5,100 Rs. 540 Find (a) Which firm pays larger amount as wages? (b) Which firm shows greater variability in the distribution of wages? (c) Find combined average monthly wage and the standard deviation of the wages of all the employees in both the firms.​

Answer»

a) Firm PAYS LARGER amount as wages is firm B

b) Firm shows greater variability in the distribution of wages is firm B

c) The combined AVERAGE monthly wage and the standard deviation of the wages of all the  employees in both the firms :​

Combined average monthly wages=33

Combined standard deviation of the wages=3.8

Step-by-step explanation:

Given that TWO firms are A and B

The following DETAILS are available :

                                             Firm A                    Firm B

Number of Employees :        100                          200

Average monthly wage :  Rs. 4,800                 Rs. 5,100

Standard deviation :           Rs. 600                   Rs. 540

a) Firm pays larger amount as wages is firm B

Because the firm A is less than firm B ( from the table given )

b) Firm shows greater variability in the distribution of wages is firm B

Because the firm B is greater than firm A ( from the table given )

c) The combined average monthly wage and the standard deviation of the wages of all the  employees in both the firms :​

Combined average monthly wages=\frac{4800+5100}{100+200}

=\frac{9900}{300}

=33

Therefore Combined average monthly wages=33

Combined standard deviation of the wages=\frac{600+540}{100+200}

=\frac{1140}{300}

=3.8

Therefore Combined standard deviation of the wages=3.8

3.

Find the consecutive number whose sum is 53​

Answer»

ANSWER:

sorry I am trying BRO GIVE how much CONSECUTIVE numbers

4.

Q. 34. Prove that:sode-2 fra darid=2(x) dx, if f(n) is even function= 0, if f() is odd function.​

Answer»

please WRITE UR QUESTION PROPERLY...

5.

Solve : 2 ^ 100. Please Solve it fast. ​

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Answer:

1,267,650,600,228,229,401,496,703,205,376

Step-by-step EXPLANATION:

if you have FOUGHT ASK to CALCULATOR

6.

Simply 9x^2-42xy+49y^2/3x-7y

Answer»

Step-by-step EXPLANATION:

I THINK this will HELP you

PLZ FOLLOW me

7.

When Sam was in 7th grade, his aunt gave him a stamp worth $2500. Sam considered selling the stamp, but his aunt told him that, if he saved it, it would increase in value.When Sam was in 7th grade, his aunt gave him a stamp worth $2500. Sam considered selling the stamp, but his aunt told him that, if he saved it, it would increase in value.Sam’s Stamp Value at 6%Make a table showing the value of the stamp each year for the five years after Sam’s aunt gave it to him.

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Answer:

1st YEAR - $2650

2nd Year - $2800

3rd Year - $2950

4th Year - $3100

5th Year - $3250

8.

The present population of a city is 1,80,000.If it increases at the rate of 8% per annum, itspopulation after 2 years will be​

Answer»

Answer

Hope this HELPS you

9.

Answer the question please please please please ​

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ANSWER:

if we SOLVE this EQUATION the answer is 4x^2-x^2

10.

XThe sum of the numerator and denominator of a fraction is 12. If 1 is addedto both the numerator and the denominator, the fraction becomes . Find thefraction.(CBSE SP 2012​

Answer»

ANSWER:

you haven't MENTIONED what the FRACTION BECOMES....

11.

There are 15 cylindrical tanks each of radius 3.5m and height 3 m. find the quantity of water that can be stored in 15 tank

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Answer:

1732.5 m³

Step-by-step EXPLANATION:

Volume of 15 tanks = 15 × volume of ONE tank

= 15 × Πr²h = 15 × [(22/7)×3.5×3.5×3]

= 15 × [22×0.5×3.5×3]

= 15 × 115.5

= 1732.5 m³

Hope this will HELP you.

If so please MARK me brainliest.

12.

A qudratilateral ABCD is drawn. to circle prove thatAB+CD-AD+BC​

Answer»

ANSWER:☝

HENCE PROVED

13.

The curved surface area of cone whose radius =2r and slant height =l/2

Answer»

ANSWER:

Step-by-step EXPLANATION:

CSA of CONE = πrl

=π×2r×l/2

=πrl

14.

Express the following as the product of exponents through prime factorization.(1)288 (1) 1250 (iii) 2250 (iv) 3600 (v) 2400​

Answer»

Answer:

1) 144 ,72,36,18,9,3

2)250,50,10,2

3)425,85,17

4)1200 ,400,200,100,50,25,5

5)1200,600,300,150,75,15,3

15.

DiCU9545case 45 long 30 metre wide Apar 25 metre wide is constructed outside the path find the area of the path ​

Answer»

Answer:

45*30*25=?-?*528

Step-by-step explanation:

it was DEPENDENT upon a distance between two BODIES

16.

Please answer........fast i will mark brainliest​

Answer»

ANSWER:

Now PLEASE MARK me as BRAINLIST

17.

Express the following numbers as theproduct of their prime factors and theirpowers.A. 343B. 600C. 625D. 890​

Answer»

The FOLLOWING NUMBER as the product of their PRIME FACTOR is B 600

18.

Solve (6x+7/3x+2)=(4x+5/2x+3)​

Answer»

MARK ME AS BRAINLIST

19.

If the sum of the roots of the quadratic equation ax + bx+c - isequal to the sum of the cubes of their reciprocals, then prove thatab2=3a2c+c3​

Answer»

Step-by-step explanation:

I hope it will help you.

It is EASY, just we NEED to REMEMBER the formula.

20.

(1) 12, 13 al12 and 108 (v) 306 and 6 Check whether 6" can end with the digit 0 for any natural number n.​

Answer»

Answer:

2×2×2×2expanded FORM

21.

When was the battle of panipath was faught​

Answer»

Answer:

14 JANUARY 1761✌✌✌✌✌......

22.

In the morning la box of fruit cost €72.and in the afternoon the price had & increasedby 15% What was the price of the box of fruit in the afternoon?​

Answer»

Step-by-step EXPLANATION:

INITIAL price=72

afternoon=72 + 15%of 72

= 72+ (15/100 * 72)

=72 + 10.8

=82.8€

23.

Hi guys please give me important questions with answers from the chapter HARIHAR KAKA​

Answer»

ANSWER:

These are textual questions.

Reply if you need out of TEXT book extra questions.

HOPE IT HELPS YOU

24.

Cos 0° + sin 30° + sin 45")(sin 90° + cos 60° - cos 459)2.​

Answer»

ANSWER:

cos_7upon8

cot2

I don't KNOW because. I not. STUDY this. SUMMARY

25.

V) 2x - y = 5; 3x + 2y = 11​

Answer»

ANSWER:

  • 2x -y = 5

x = 1

2-y = 5

.

-y = 5-2

-y = 3

.y = -3

  • 3x+2y=11

x = 1 ..

3+2y = 11

.2y = 11-3

2y = 8

y= 4 ..

PLEASE mark as brainliest answer and follow me

26.

Q. 33. Evaluate :secº(2x) dx.​

Answer»

ANSWER:

LN(sec2x+tan2x) /2 is the answer

27.

Solve (4+6/4)+(4-3/5)=54-4/8​

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Step-by-step explanation:

4/5 ANSWER is. CORRECT

28.

305055 15A x igit number is to be formed from the digits 0. 1. 2. 3. 4 without repetition of thed . Find the probability that the number so formed is a prime numberSolve the following questions. (Any two)El Yogesh requires 3 days more than Vivek to complete a work. If they work together thework can be completed in 2 days. Find the number of days required for each of them tocomplete the work.The following table shows the number of patients of different age groups admitted to ahospital for treatment on a day. Find the median of ages of the patients,Age group (Yrs.) 10-20 20-30 30-40 40-50 50-60 60-7040No. of patients3 2 35 45 33 15angle is five times the length of its shortest side. The​

Answer»

Step-by-step EXPLANATION:

it's a LONG METHOD of SOLVE it.

29.

What is the square root of 6of30/45​

Answer»

Answer:

5.16397779494 the SQUARE ROOT

30.

Solve 2/3x+=7/3plzzz tell answer​

Answer»

ANSWER:

USE CALCULATOR to SOLVE it

31.

Write a Pythagorean Triplet with 7

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ANSWER:

HYY mate

a pythogorean triplet with 7 is 7, 24, 25

25^2=7^2+24^2

625=49+576

625=625

therefore 7, 24, 25 is a pythogorean triplet.

hope it helps

pls mark as BRAINLIEST

32.

Solve 8x-20+3xplss answer this question ​

Answer»

ANSWER:

(8+3)x-20

11x-20

11x=20

X=20/11

33.

Factorise6x2+7x-3plss answer this question you will send best i will be mark brainlist answer​

Answer»

Step-by-step explanation:

6*2+7*(-3)

(6*2)+(7*-3)

12+(-21)

-9

use the bodmass technique.multiplication FIRST then addition

34.

A milk man adds 250ml of water to 1 litre of me lk find the he ratio of water to milk​

Answer»

Step-by-step EXPLANATION:

  • ______________
  • ______________amount of milk 250 ml.
  • ______________amount of milk 250 ml.AMOUNT of water 1 litre.
  • ______________amount of milk 250 ml.amount of water 1 litre.✔1 litre it's equal to 1000 ml
  • ______________amount of milk 250 ml.amount of water 1 litre.✔1 litre it's equal to 1000 mlratio of milk and water =
  • ______________amount of milk 250 ml.amount of water 1 litre.✔1 litre it's equal to 1000 mlratio of milk and water =250 : 1000
  • ______________amount of milk 250 ml.amount of water 1 litre.✔1 litre it's equal to 1000 mlratio of milk and water =250 : 100025 : 100
  • ______________amount of milk 250 ml.amount of water 1 litre.✔1 litre it's equal to 1000 mlratio of milk and water =250 : 100025 : 1001 : 4.
  • ______________amount of milk 250 ml.amount of water 1 litre.✔1 litre it's equal to 1000 mlratio of milk and water =250 : 100025 : 1001 : 4.✔ 1 : 4
35.

NOWBURRRRRRRUPURSULUURAMMHURCHARUPUMAcos Osin 0Prove that= sin 0 + cos 0.1-tan o1-cot 0​

Answer»

ANSWER:

uzhws HD ihdbshwiwjwjsb DB huwwhdhdus

36.

A median of triangle divides the triangle into two triangles of equal areas. verify this result for tirangle ABC. whose vertices are A(4,-6) B(3,-2) & C(5,2)​

Answer»

Step-by-step explanation:

\frac{x1 + <klux>X2</klux> + <klux>X3</klux>}{3} and \frac{<klux>Y1</klux> + y2 + y3}{3}

put the Values of x1 ,x2, and x3 in the formula to get the x co-ordinate

and put values of y1,y2, andy3 to get y co-ordinate

37.

What is the formula for cot 3x

Answer»

ANSWER:

COT(3x) = (1 - 3 Tan²x)/(3Tanx - Tan³x) = (3cotx - Cot³x)/(1 - 3Cot²x).

HOPE it helps you!!!

38.

.Divide each of the following numbers by 10, 100 and 1000:) 49.79(ii) 0.923(ii) 0.0704​

Answer»

ANSWER:

  1. 49.79 = 4.979 ( ÷10 ) , 0.4979 , 0.04979....
  2. 0.0923 , 0.00923, 0.000923....
  3. 0.00704 , 0.000704, 0.0000704.......

PLEASE MARK as BRAINLIEST answer and FOLLOW me

39.

Le chiality VA."7. Before returning, the kids decided to buy earrings for their mothers. Out ofthe total money left, they bought four pairs of earrings for 40 each. Arethey still left with money? If yes, how much?​

Answer»

Answer:

let TOTAL money left with the children=x

no.of earings bought by them=4

cost of each pair pair of earings =40

cost of 4 pairs of earings=160

so x=160

they are not left EVEN with ONE rupee

40.

Draw bar graph showing height of 10 students..​

Answer»

ANSWER:

where is the DATA of STUDENTS HEIGHT???

41.

Do factorization please ​

Answer»

Step-by-step EXPLANATION:

PLS WRITE QUESTION CORRECTLY

42.

All the kids decided to pool in their money to buy food. After spending on meals, theycollectively had 3 600 left with them. Out of this amount they gave* 150 to their friend Aman who had lost his wallet. Another 125 was put inthe charity box. What is the balance amount with them?-their mothers Out of​

Answer»

Step-by-step EXPLANATION:

MONEY GAVE to aman=150

money kept in charity box=125

total amount=3600

150+125=275

money left=3600-275=3425

therefore money left with the boy=3425

43.

What should be subtracted from 3x-5y+11z to obtain -7x+8y-2z​

Answer»

Answer:

let your SECOND no . be a

3x -5y+11z - a = -7x +8Y -2z

-a = -7x+8y-2z - 3x+5y-11z

.

-a = -10 x +13Y -13z

a = 10 x - 13y +13z ...

please mark as brainliest answer and follow me

44.

Practice question for 10 algebra important ​

Answer»

ANSWER:

REFER the BOOK of R.D.Sharma

For the BEST QUESTIONS

45.

The charity box. What is the balance amount WIL7. Before returning, the kids decided to buy earrings for their mothers. Out ofthe total money left, they bought four pairs of earrings for 40 each. Arethey still left with money? If yes, how much?111​

Answer»

Step-by-step explanation:

let MONEY left=x

no.of earings bought=4 pairs

cost of each PAIR of earings=40

cost of 4 pairs=160

x=160

therefore no money is left

46.

The path that she takes for travelling from onefield to another is as shown in the diagramThe distance she travels from point A to point​

Answer»

GIVE the DIAGRAMS PIC ?

47.

Take a point P above a straight line AB. Through P draw a straight line PQ perpendicular to AB.

Answer»

<P>Step-by-step explanation:

1 DRAW a line PQ.

2 half of the line PQ.

3 Arc at the point q at UPPER side.

4 Arc at the point p at upper side.

5 Arc at the point p and q at downside.

6 draw a line at upper ARC and down arc.

7 and JOIN the all line at the upper point and down point is AB.

48.

Find the smallest number which is 8 less than a common multiple of 57,76 and 190.​

Answer»

ANSWER:

LCM 66690

the NUMBER is 66682

49.

18 ( 7 ) + ( -3 ) = ( 18 * 7 ) +(18 * ( -3 )​

Answer»

Answer:

1

Step-by-step explanation:

18(7)=56

56+(-3)=53

18*7=56

18*3=54

56-54=2

therefore 18(7)+(-3)=(18*7)+(18*(-3) is WRONG

50.

The rent modes of transportalways:GEOGRAPH**sport available in TamilThe State has a total road leng00.020 km are maintainedDepartmentad length of 1,67,000 km,are maintained by State Highwaysit rankes second in indial with a share oroad projects under operationPartnership (PPP) model.with a share of over 20is under operation in the Public-Railways:1.Tamil Nadu has a well-developed rail ne​

Answer»

Answer:

so WHATS your QUESTION BUDDY ?! U didnt mention the question ?!