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. |
Two-thirds of three-fourths of one-seventh of a number is 8 What is 50% of that number(a) 56(b) 86(b) 60(C) 53(d) 59ts Rs 800 more than a |
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Answer» suppose number is x so 2/3*3/4*1/7*x = 8 1/14*x = 8 so x = 14*8 = 112 50% of x = 0.5×112 = 56 |
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| 2. |
. The difference between the ages of two cousins is Toytltwice as old as the younger one, find their present ages.Half of a herd of deer are grazing in the field and three-fourths of the remaining are playingnearby. The rest 9 are drinking water from the pond. Find the number of deer in the herd. |
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| 3. |
9.A polyhedron has 30 edges and 12 vertices. How many faces does this polyhedron have? |
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Answer» E +2 = F + V ( Euler's formula) 30+2 = F+12 F = 32-12 F = 20 |
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| 4. |
In the given figure, DE I| BC and AD: DB-5:4 findarea of ΔDFEarea of ΔCFB |
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| 5. |
Theorem 10.1: The tangent aradius through the point of contact.t perpendicular to the radius through the point of contact |
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| 6. |
| In figure if AD-6cm, DB-9cm, AE = 8cm and EC-12cm and <ADE = 48". Find. ABC| 15. |
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| 7. |
5.| In figure if AD-6cm DB-An AE-3cm and EC-12cm and ZADE-480. Find ABC1 |
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Answer» Hit like if you find it useful |
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| 8. |
6 km 5 cm into km |
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| 9. |
1) 6 km 5 m 4 cm into km |
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| 10. |
Explain how8. Is this correctly matched? Explagot the answer.Figure CutCross-sectionobtainedHorizontal |
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Answer» yes it is correct because when we made jar then piece of tin is rectangle in size. when we fold in such a way that it comes as cylindrical . so it is correct. yes it is match because the cylinder is horizontaly they convert into rectangle yes this is correctly matched.when we fold in such a way that it comes as cylindrical . yes ,This is correctly matched.Explain -The cylinder is horizontally they convert into rectangle. |
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| 11. |
7. If an angle of a parallelogram is four fifths of its adjacent angle, findthe angles of the parallelogram.if one nf its angles is |
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| 12. |
3. Write the following statements in equation form. Find numerals to make true statementsEquation formSolution(i) The sum of 5 and x is 125 + x = 12(ii) x decreased by 7 is 132-713(iii) Six less than two times y is 32(iv) If 8 is taken away from the number n, the result is 4(v) 9 multiplied by ris 36(vi) a multiplied by 7 gives - 35(vii) If dis divided by - 4, the result is 3(viii) Eight decreased by 3 times a number equals 2.(ix) The product of 7 and the number is 42(2) Quotient of m divided by 5 is 6. |
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Answer» sum of 5 and x=12; 5+x=12;; x=12-5=7; 2)x-7=13; x=13+7=20; 3)6 less 4 and 2=32; 32/4=8; 32/2=16; v) 9 multiplied r be 36; 9+x=36; x=36/9=4; q+7=35; q=35/7=5; vii)q/-4=3; q=3×-4=12; ix) product of 7=42; axb=42; ax7=42; 7=42/a=6; (x)m=5×6=30 |
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| 13. |
and the measure of each angle 0l Ul7. If an angle of a parallelogram is four fifths of its adjacent angle, findthe angles of the parallelogramloof a narallelogram, if one of its angles is |
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| 14. |
aleFind the sum of the rational numbers â |
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Answer» -5/16+7/12=-60+112/192=52/192=26/96=13/48 -5/16+7/12=-85+112/272=27/272 |
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| 15. |
5. How many one fourths are there in 3? |
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Answer» We know that there are 4 one fourths in 1. so if we want to know the no. of one fourths in 3, just multiply 3 with 4:3×4= 12so the no. of one fourth in 3 are 12. |
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| 16. |
m) Bearer chequev) Traveller cheque.Da all parts:Go-Factorization of 9r2-642. |
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Answer» 9x² - 64 (3x)² - 8² ( 3x - 8) ( 3x + 8) |
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| 17. |
DatePageFind the solutionlequation 2ty tofothe pair ofand 2 ty alsHence find 2 if y= 22 +5 |
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Answer» x/10+ y/5-=0; x/8+y/6=15; 6(x/10 + y/5=0); 5(x/8+y/6=15):; x/60 + y/30=6; x/40+y/30=75; x/20=81; x=81/20=4.05; |
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| 18. |
6. In triangle ABC, DE I BC and ADIFAC 4.8 cm, find AlEDB 5 |
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Answer» BASIC PROPORTIONALITY THEOREM(BPT) :If a line is drawn parallel to one side of a triangle to intersect the other two sides in distinct points than the other two sides are divided in the same ratio.SOLUTION:In ∆ABC , DE||BCAD/DB= AE/EC[ By basic PROPORTIONALITY theorem]AD/DB= AE/(AC-AE)3/5 = AE / (4.8 - AE)3(4.8 - AE) = 5 AE14.4 - 3AE = 5AE14.4 = 5AE+3AE14.4 = 8AEAE = 14.4/8AE= 1.8Hence, AE is = 1.8 cm |
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| 19. |
2. Find the area of the shaded region, if PAST14 cm and ALS and PLT are semicircles.is a square of side |
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| 20. |
0ILSs early. TheDI 18000(C) 10000kmcm6,600 in58. What sum will amount tosimple4 years at 8% per annuminterest?(A) 6,000 (B) 75,000(C) 4,000 (D) 6,200 |
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Answer» Use formula of simple interest Simple Interest = P×R×N/100 |
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| 21. |
27. A traveller walks a certain distance; had he gone half a km anhour faster, he would have walked it in four-fifths of the time: had hegone half a km an hour slower, he would have been 23 hours longeron the road. Find the distance |
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Answer» Solution:Formula:speed(s)*time(t)=distance(d) walked 1/2km with time 4/5(s+0.5)((4/5)+t)=d --->(1)1/2km an hour slow, walked 2and half hr long(s-0.5)(t+2.5)=d ----->(2)solving (1) & (2)we get s=2t=7.5d=2*7.5=15km |
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| 22. |
13. If two-fifths of a number added to 4 gives 36, find the numberfifths of what |
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Answer» let the no=xA/Q2/5x+4=362/5x=36-42/5x=322x=32*5x=32*5/2x=16*5x=80 |
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| 23. |
How many one-fifths are there in 100? |
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Answer» 5 one-fifths make one unit. So, 100 is made up of (100*5) = 500 one-fifths. Please hit the like button if this helped you |
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| 24. |
Section EBAnswer any ten from the following+8000 |
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Answer» ➡1^3+2^3+3^3+.....+20^3 As we know that summation of n^3={n (n+1)/2}^2Here n=20 ➡ Sum={20 (20+1)/2}^2 ➡ Sum=(10×21)^2 ➡ Sum=210^2 ➡ Sum=44100 |
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| 25. |
21. 1000, 8000, 27000, 64000, 125000,?(3) 343000(1) 128000(4) 216000(2) 145000(5) 25000(4) The series has the following pattern103,202, 309, 403, 503, 603Hence, the missing term is 216000.VII. Based on (n3+ 1) Series |
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Answer» The following series is of the pattern (n*10)³ where n is the number of the term so the next term is (6*10)³=216000Therefore option 4 is correct. |
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| 26. |
5. Find the least number of five digits, but more than 10000, which is a perfect square), which is a perfect square. AlsAlefind the square root of the number so obtained. |
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| 27. |
choose the correct answer from the given optiony.1. 1 m?a) 1000 cmb) 10000 cmc) 100000 cmd) 1000000 cm |
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| 28. |
Fill in the boxes withor(ii) 킁매(w) 킁며-A-8-3(iii) 139 8--"10 |
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Answer» i) <ii) >iii) < iv) > full divid |
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| 29. |
A path 1 m wide is built inside a square park of side 30 m along its sides. Find the areaof the path. Calculate the cost of constructing the path at the rate of 70 per m2 |
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Answer» side of square park (A) = 30m width of path = 1m side of inner park (a) = 30-1-1 = 28m cost of construction = 70 per m^2 Area of path = Area of square park - area of park inside the path = A^2 - a^2 = 30^2 - 28^2 = 900 - 784 = 116m^2 Cost of construction of path = 70×116 =8120 |
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| 30. |
2. A path 1 m wide is built inside a square park of side 30 m along its sides. Find the areaof the path. Calculate the cost of constructing the path at the rate of 70 per m2. |
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| 31. |
(iii)o | w&~ |
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Answer» i) 3/6 + 9/18 = 3 x 3/ 6 x 3 + 9 x 1/ 18 x 1 = 9/18 + 9 /18 =18/18 iii) 2/4 *5/6=5/12i)3/6+9/18=18/18=1 |
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| 32. |
Two cross roads, each of width 5 m, run at right angles through the centre of a rectangularpark of length 70 m and breadth 45 m and parallel to its sides. Find the area of the roads.Also, find the cost of constructing the roads at the rate of105 per m2 |
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| 33. |
roads,eachof width 5 m, run at right angles through the centre of acrosstangular park of length 70 m and breadth 45 m and parallel to its sides. Find?the area of the roads. Also find the cost of constructing the roads at the rate of105 per m2. 3 |
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| 34. |
hectare. Find the length of its diagonal in metres.e area of a square field isHint. 1 hectare 10000 m213. Th2 |
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| 35. |
in metres.3. The area of a square field is hectare. Find the length of its diagonal2Hint. 1 hectare 10000 m2rie urhich can so fourf |
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| 36. |
18. In a shower, 6 cm of rainfall was there. Find the volume of water that fell on 1.5 hectares of land.[Hint 1 hectare = 10000 m2]. |
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Answer» 1hectare =10000m,then,1.5 hectare=15000m,so;cm^2 =15000×100×100cm^2=150000000cm^2rain falls = 6cmvolume of rainfall =150000000×6cm^3=900000000cm³ |
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| 37. |
Half cubic meter of gold-sheet is extended by hammering so as to cover an area of 1 hectare.Find the thickness of the gold-sheet1.thectane10000 m 2 |
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| 38. |
(g+%) + (9 — खान देने इसे ८. |
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Answer» hit like if you find it useful |
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| 39. |
2 3 9 4 9 21у ху ху ху |
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| 40. |
2*((9*pi)/4 %2B sqrt(2)/3 - 9*asin(1/3)/2) |
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| 41. |
the area of Square is 10000 square cm find the area in metres |
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Answer» 1m =100cmNow 10000cm^2 =1m^2Thus area is 1m^2 the answer is 100 meteres ok subhash |
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| 42. |
1. Find the sum of each of the following APs:(i) 2, 7, 12, 17, ................to 19 terms. |
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Answer» sum of Ap =n/2[2a+(n-1)d]givenno. of terms =19first term or "a"=2common difference =5now, sum of ap= 19/2[2*2+(19-1)*5]=>19/2[4+(18)*5]=>19/2[4+90]=>19/2*94=>19*47=>893 |
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| 43. |
7. A line passes through (2,4). Find the locus ofmid point of the intercept between the axes. |
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Answer» Now the midpoint of the x-intercept (a,0) and the y-intercept (0,b) is the point (a/2, b/2).Substituting Equation A into the y-coordinate of the point (a/2, b/2), we get |
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| 44. |
j)125% of 10 litres |
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Answer» 12.5l is the right answer 12.5liters25%=2.5liters25%×2.5=12.5% 10 x 125/100 = 12.5 liters id correct answer. the correct answer is 12.5. 12.5 is the correct answer 12.5 is correct answer 12.5 l is the right answer 12.5 liters is the correct answer 12.5 litres is the right answer 12.5 is the correct answer 125×10/100=12.5% is correct answer. |
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| 45. |
W 10 III lung?10. A car covers a distance of 22.8 km in 2.4 litres of petrol. How1 litre of petrol?in 2.4 litres of petrol. How much distance will it cover |
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| 46. |
कैट 30+ 20050+35790- धा |
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| 47. |
7 Prove thatsin 0 —2sin’0 न20050: |
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Answer» (sin-2sin^3 )/(2cos^3-cos)=tan solving LHS lhs=(sin-2sin^3 )/(2cos^3 -cos) lhs=sin(1-2sin^2)/cos(2cos^2-1) lhs=sincos2/coscos2 lhs=sin/cos lhs=tan lhs=rhs hence proved |
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| 48. |
A line is perpendicular to 3x+ y 3 and passesthrough a point (2, 2). Its y intercept is - |
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| 49. |
4, 6= जांबावगे मांस निर्मम को, एड 20050 +1 ला... शरद2516 - /3 = 0 मगीकतन पू्टि मिष्थ =) |
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Answer» thanks |
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| 50. |
Find the equation of the straight line which passes through the point(2, 3) and whose intercept on the x-axis is double that on the y-axis.] |
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