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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. |
(ग) चित्र में, 410 1 80 तथा 80० ड 0 है, तो सिद्ध कौजिए कि2CA* =2AB* + BC* 12] |
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| 2. |
⏠= 32 +62 m (d/12)2 + (174)Answer C1210. The length and breadth of a rectangular field are integeThe area is numerically 9 more than the perimeter. Theperimeter isA. 24 B. 32 C. 36 D. 40 |
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Answer» the length and breadth of a rectangular field and 32 |
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| 3. |
Find three integers A, B, and C suchthat:The product of these integers is aprime number• A-B=B-C |
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Answer» -1, -2, 1 😁 here the answer is (2,19,17 ) |
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| 4. |
3Evaluate: lim |
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| 5. |
n!Evaluate: lim |
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| 6. |
Round 52,645 to the nearest hundred |
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Answer» 52, 600 |
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| 7. |
Estimate each difference to the nearest hundred:26. (678 - 215) 27. (957 - 578) 28. (7258 - 2429)29. (5612 - 3095) |
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Answer» from which section u are because I am also In the same school 26)50027)40028)500029)3000 |
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| 8. |
6. Write down the smallest and the greatest number which when rounded off to the nearesthundred becomes 500. |
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Answer» Greatest 493Smallest 453 Greatest is the 493andsmallest is 453 493 and 453 are the answer of the following |
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| 9. |
1572 when rounded off to the nearesthundred is.a. 1600b. 1500. c. 1570d. of these |
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Answer» option 'a' is correct 1600 |
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| 10. |
24 ४९ s e ens i 1 2012 B 165 (B iy 2h 2B 42 © b 18, T g‘w R uhle % कार के (B) |
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Answer» ab/√ ab = √ ab |
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| 11. |
2Evaluate lim |
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Answer» bro galat h limit exist nhi krrgi ohhh thanks for ........... |
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| 12. |
C)30,206. The allowance of an employee constitutes 165% of his basic pay. Ifhe receives 11925 as gross salary, then his basic pay is (in ?)(a) 4000(c) 4500(b) 5000(d) 5500 |
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Answer» Let basic pay is xRsx+x*165/100=11925265x=1192500x=4500 option c is correct |
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| 13. |
Ans. R 25,200]Mr. Atal sold his new scooter for?21,280 at a loss of 12.5%, what did he pay for the scooter ?11. |
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Answer» Let the cost price be x so, x - 12.5%of x = 21280=> x(1-1/8) = 21280=> x = 8*21280/7 = 24320 Are bhai karna hai to copy me kar ke pic vejo na kun sar ghuma rehe ho ase kar ke |
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| 14. |
21. Evaluate:lim |
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Answer» If we put x=-3 we will get 0/0 form so using L'hospital rule lim x-> -3 2x/1 = 2(-3) = -6 |
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| 15. |
sin32Evaluate lim |
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Answer» Here multiplied and divided by 8so Answer= 1/8please like the solution 👍 ✔️ |
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| 16. |
The product of three integers is -80. If two of them are -5 and 2, find the third intege |
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Answer» tq |
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| 17. |
find the number of integebetuveen 100 and 100o whichare divisible by and100 amd 1000 which |
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| 18. |
6. If a triangle and a parallelogram are on thesamebaseandbetweenthesame parallels then what is the ratio of the area of the triangle to the area ofthe parallelogram?SECTION- B [2m x 510m] |
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| 19. |
By selling a radio-set foräš650, Roopa loses? 100. At what price must she sell the radio-set togain 12% ? |
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| 20. |
Rama bought a radio for 8400 including VAT at 12%. Find the original price of the radio. |
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| 21. |
1. A chord AB of a circle of radius 15 em makes an angle of 60° at the centre of the circle.Find hearea of the minor segment. [Use3-14 and 3 173Or |
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Answer» Area of minor segment = (60/360)*π*r²= (1/6)*3.14*(15)²= 117.75 cm² Please hit the like button if this helped you. |
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| 22. |
lateral are in.asnd all the angles of thethe radioes of a quadrilateral. 16 : 18. Find allIbon iteach inteThe angles of12: 14 : 16wyjadrilateral.or angle of a parallelo |
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Answer» Angles are in ratio of12:14:16:18we know that sum is 360°so12x+14x+16x+18x = 36060x= 360x= 6angles will be72°,84°,96,108° |
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| 23. |
17. A plane flying north at 500 mph passes over a cityat 12 noon. A plane flying east at the same altitudepasses over the same city at 12:30 P.M. The planeis flying east at 400 mph. To the nearest hundredmiles, how far apart are the two planes at 2 P.M.? |
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| 24. |
sin(3*x)=-4*sin(x)^3 %2B 3*sin(x) |
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| 25. |
The perimeter of an equilateral triangle is 450 m. Find its area and altitudeUse(√3=1.73) |
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Answer» Perimeter = 3 * a = 450 mside a = 150 m Altitude = AD Base = BC. AD⊥ BC . D is the midpoint of BC.Using Pythagoras th.: AD² = AC² - DC² = a² - (a/2)² = 3 a²/ 4Altitude of an equilateral triangle =√3/2 * a Area = 1/2 * base * altitude =√3 a² / 4 =√3 * 150² / 4 = 5625√3 m² |
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| 26. |
(b) Parallelogram PQRS, given that PQ -65 cm, PS-3.4 cm and the altitude Plfrom P2.5 cm. Draw the altitude from R and measure it.RC-4cm CD-3.2 cm, <B-75° and ABNDt AR-Gom |
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Answer» The steps with construction is in the image below the measure of altitude that is drawn from C is 2.5 cm |
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| 27. |
Nandini had to pay R 165 as her school fees, buy a geometry box forfor5.68.70 and a p18.80. How much money did she need? |
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Answer» Total money spent=165+68.70+18.80=252.5rupees |
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| 28. |
) Evaluate lim-Os |
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| 29. |
30. Father's age is 4 times the age of his son. Five years hence, father's age will be three times theage of his son. Find their present ages.TAL 10 years, 40 years[B] 20 years, 80 years(CI 15 years, 60 years[D] 12 years, 48 yearsবাপেকৰ বাস পুতেকৰ বয়সৰ 4 গুণ। 5 বছৰ পিছত ৰাপেকৰ বয়স পুতেকৰ বয়সৰ তিনিগুণ হ'ব। তেওঁলােকৰ |
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Answer» A is the correct answer........ |
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| 30. |
Gom. Where R q are integeExpress 23.43 inAs dato |
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| 31. |
SECTION - II : ARITHMETIC TEST1. The sum of two numbers is 4312. If one othe numbers is three times the other, whais the greater number?A) 1078 B) 2156 C) 2872 D) 3234 |
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Answer» Hello student The correct answer is D. 3234 hi your answer was option d.... D)3234 the correct answer is option D 3234 your answer is 3234 wich is option d Given , sum of two numbers is 4312 . Let , first number be 1 / 4 x Second number be 3 / 4 x First we divide. 4312 by 4 to find first number = 4312 / 4 Then , we get 1078 According to question , we have given that second number is three times . So we multiply first number 1078 by 3 times . That is , 1078 × 3 = 3234 So , option d 3234 is answer |
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| 32. |
Gom-9) + Cam+8) |
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Answer» use identity(x-y)²+(x+y)²=x²+y²(7m-8)²+(7m+8)²=(7m)²+(8)² =49m²+64 |
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| 33. |
ago a man oas T ddimes as old ahis Sem and s yeans hence the fathexLoill be omly three Himes as old as hisgom Find thein present ages |
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| 34. |
30.Father's age is 4 times the age of his son. Five years hence, father's age will be three times theage of his son. Find their present ages.[A] 10 years, 40 years[B] 20 years, 80 years[C] 15 years, 60 years[D] 12 years, 48 years |
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Answer» Let present age of son is x then present age of father = 4x Five years henceAge of son = x + 5Age of father = 4x + 5 As per given condition4x + 5 = 3(x + 5)4x + 5 = 3x + 154x - 3x = 15 - 5x = 10 Therefore,Present age of son = 10 yearsPresent age of father = 4*10 =40 years (A) is correct option |
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| 35. |
jo. The areas of two concentric direies .le 9623 t a100u tuwidth of the ring.1% Find the area of a ring whose outer and inner radii are respectively23 cm and 12 cm. |
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| 36. |
37-faS3T (xcos θ + y sinθ, 0) ส(0, x sin θ-y cos θ)す(A) x2 +y2(C) x2 - y2(B) x + y |
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| 37. |
9. A racetrack is in the form of a ring whose inner circumference is 528 m and the outercircumference is 616 m. Find the width of the track. |
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| 38. |
find the cube root of 140×2450 |
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Answer» Cube root of 140 × 2450 We know, 140= 2² x 5 x 7 2450 = 2 × 5² × 7² For cube root of 140 × 2450, we will make group of three terms So, 140 × 2450 = 2³ × 5³ × 7³ So, cube root of 140 × 2450 = 2 × 5 × 7 So, cube root of 140 × 2450 = 70 |
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| 39. |
A race track is in the form of a ring whose inner circumference is 352 m, and the outercircumference is 396 m. Find the width of the track. |
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| 40. |
कक). यदि द्विघात समीकरणकर - 2450: +15 > 0 के दो मूल समान हैंतो का मान ज्ञात कीजिए । 1 |
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Answer» answer |
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| 41. |
sin 5xIf f(x)=x2 + 2xX +0is continuous at x = 0,x = 0then the value of k is |
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| 42. |
If one side of a cubical box is 30 cm and cost of 100 sq.em canvas is? ait isa) 142c) 2450v of caseas to coverb) R146c) 2152d)2162 |
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Answer» 𝒅) ₹162 𝑬𝒙𝒑𝒍𝒂𝒏𝒂𝒕𝒊𝒐𝒏:Surface area of cube = 6a² = 6 × 30 × 30 = 5400cm²Cost of 100 cm² is ₹3So, cost of 5400 cm² = 54 × 3 = ₹162 |
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| 43. |
The sum of all even natural number lees than 100is :6) 2272(b)(i) 2352 (ii) 2450(iv) 2468 |
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Answer» sum of even numbers = 2+4+6+...+98 = 2(1+2+3+...+49) Sn = n(n+1)/2 = 2*49*(49+1)/2 = 49*50 = 2450 Like my answer if you find it useful! |
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| 44. |
.o e x | 6 8 = .[ ज्ट |
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Answer» PLEASE LIKE AND SHARE THIS APP |
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| 45. |
ULCIUNfind the domain and range of the function f(x) =ind the general solution of sin 2-ciny15. Wha1+x2on of sin 27 |
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| 46. |
1 8. e X 3 घर2 2 x4 4 3 |
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Answer» 9/4× 24/4 ×16/3=2.25×6×5.33=72 |
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| 47. |
3. A race track is in the form of a ring whose inner circumference is 352 m and outercircumference is 396 m. Find the width of the track |
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| 48. |
3.A race track is in the form of a ring whose inner circumference is 352 m and outercircumference is 396 m. Find the width of the track use |
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| 49. |
Fig. 6.42Fig. 6.436) in Fig. 6.44, the side QR of A POR is produced toa point S. If the bisectors of 4 POR andPRS meet at point T, then prove that |
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| 50. |
5017९ :हल कीजिए :iJ5x’ |
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Answer» 5x^7-------√5x³ 5x⁴ ------√5 5x⁴ √5------ × ------√5 √5 √5x⁴ |
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