Saved Bookmarks
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. |
A well of diameter 140cm has a stone parapet around it.If the length of the outer edge of the parapet is 616cm. Find the width of the parapet. |
| Answer» | |
| 2. |
Divide the following monomials by the given monomial.(i)6x3 by 3x2 |
| Answer» | |
| 3. |
Find the HCF of the following monomials:(a) 3y3 and 15y5ry and l6x y |
|
Answer» 1st 2nd answer is where i wrote the hcf at the end of each solution. |
|
| 4. |
7, ne hat the rolic of dhstea orres panding sides |
| Answer» | |
| 5. |
Find the area of and the perimeter of Rho whose diagonals are 10 cm and 12 cm |
|
Answer» area of rhombus = product of digonal/2so area is = 10×12 / 2 = 60cm²Rhombus digonal bisect each other also at 90°, so we can find third using pythaogras theoremLet third side be x5² + 6² = x²25+36 = x²61 = x²x = √61Perimeter of rhombus = is 4 × side = 4× √61 = 4√61 cm |
|
| 6. |
\begin{array}{l}{\text { ( ) } \csc \theta-\cot \theta=p, \text { then the value of } \csc \theta \text { is }} \\ {\text { a) } \frac{1}{2}\left(p+\frac{1}{p}\right)} & {\text { (b) } \frac{1}{2}\left(1-\frac{1}{\rho}\right)} \\ {\text { c) }\left(1+\frac{1}{p}\right)} & {\text { (d) }\left(1-\frac{1}{p}\right)}\end{array} |
|
Answer» you have posted blank answer. |
|
| 7. |
h of the equal sides of an isne triangle is 20 m. finqual sides of an isosceles triangle is twice as long as the third side. If the periis 20 m, find each side of the triangle |
|
Answer» Equal sides will be of 8m each and third side will be 4m Perimeter = 2x+2x+x=20 x=4 so sides will be (8,8,4)m Equal sides will be of 8m each and third side will be 4m Perimeter = 2x+2x+x=20 x=4 so sides will be (8,8,4)m |
|
| 8. |
ne bermetur of a paralldogramlas 140cm. If one of the sideis longer than by theer by loom, find thelength of each of its sides |
|
Answer» perimeter =140=2(l+b)one side = xanother side = x+ 10 thus 2(x + x + 10)=140 2(2x +10)=140 2x+ 10= 140÷2 2x =70- 10 x =60÷2 x= 30 and x+10= 40 |
|
| 9. |
T _ { \rho } + T _ { p + 2 q } = 2 T _ { p + q } |
| Answer» | |
| 10. |
A tain cowat a cestain Speed in 1L hounsFind the time Sequiredy the.esrs a dishnce of asĹm-thain. to-cover a distance¡46.340km ed the Same Speed. |
|
Answer» Speed=Distance/timeSpeed=85/(60+30)minutes=85/90= 0.94km/minute Then for the same speed 0.94=340/timetime=340/0.94=361 minutes=6hours |
|
| 11. |
VERY SHORT ANSWER TYPE QUESTIONS1. What will be the number of zeroes of a linear polynomial p(ox) if its graph (i) passthrough the origin. (ii) doesn't intersect or touch x-axis at any point? |
|
Answer» 1 2 |
|
| 12. |
The lines 2x + y = 5 and x +2y=4 intersect at the point |
|
Answer» Point of intersection is2x + y = 5 ......(1)x + 2y = 4 ........(2) eq(1) - 2×eq(2)2x + y = 5-2x - 4y = -8 -3y = -3y = 1So, 2x = 5-12x = 4x = 4/2x = 2 point of intersection is (2,1) |
|
| 13. |
"term of a sequence is the linear polynomial in n. Prove that it is an arithmetic progression. |
| Answer» | |
| 14. |
length of the sides or he paralcio6. Find the sizes of the angles of a parallelogram if one angle is 20° less than twice the smallest angle |
| Answer» | |
| 15. |
7:)One of the diagonals of a rhombus is equal to one of its sides. Find the angles of the rhoNOimbDintersect each other at O. |
|
Answer» Part 1 Part 2 |
|
| 16. |
volume = mpn×rpxPnvolume = 2qxAFX8q'EXERCISE 9.2(ii)for(iii)for=2×4×8×qxsxq:644.Find the product of the following pairs of monomials(ii) -4p, 7p(i)44、(i)4.7p |
|
Answer» in this type of questions you just have to multiply same terms means multiply constant with constant and variable with variable.a) 28p b)-28p^2 |
|
| 17. |
Find the value of following monomials, if x = 1i) -xii) 4xiii) -2x^2 |
|
Answer» 1st option is the monomial of x |
|
| 18. |
Worksheet 2Divide the following monomials by the given monomial.(i)6x3 by 3x2(ii)35x4 by - 7x3 |
|
Answer» thanku |
|
| 19. |
what will be the number of zeroes of a linear polynomial p(x)if it's graph (I) passes through the origin.(ii) doesn't intersect or touch x-axis at any point |
|
Answer» 1 2 |
|
| 20. |
Dateuo A tain cthawelh 360 km at a uniomspead , i the spead had kun Slimouit oould have beanFind spedtramm |
| Answer» | |
| 21. |
Page No.DateSides ne imts o this triay |
|
Answer» question is not clear enough... |
|
| 22. |
find the product of the following monomialsxy, x2y, xy, x |
|
Answer» = xy * x2y * xy * x= 2x^4y^3 |
|
| 23. |
X- axis and Y-axis intersect at |
|
Answer» The X-axis and Y-axis intersect at the origin. x-axis and y-axis intersect at origin. |
|
| 24. |
hind the area of the triangle in whichi hase 4 m and height 25 em. |
|
Answer» thank youthank you Vivek |
|
| 25. |
37. What should be added to 75 to get 18? |
|
Answer» the answer is 10 2by5 |
|
| 26. |
11. What should be added to 7% to get 18?What shou |
| Answer» | |
| 27. |
. If each edge of a cube is tripled, thell liu 1i00 lb uity7. A milk tank is in the form of cylinder whose radius is 1.4 m and height is 8 m. Findthe quantity of milk in litres that can be stored in the tank.liulr Oodwith external dimension 84 cm Ă 75 cm x |
|
Answer» In the given cylindrical tank ;r = 1.4 mh = 8m Volume = πr^2h= 1.4×1.4×8 × π= = 49.235m ^3 quantity of milk it can store= 49.235 cubic m= (49.235)× 1000 litre= 49235.2litre |
|
| 28. |
13.TheareaA,of a solid is given by the formula A n'+2nh+ xl. Find the value of Agiven that 3.142, r 10, h 3 and /4 |
|
Answer» A = piexrxr + 2piexrxh + piexrxlGiven pie=3.142, r=10, h=3, l=4Then A = 3.142x10x10 + 2x3.142x10x3 + 3.142x10x4A = 314.2 + 188.52 + 125.68A = 628.40 ans |
|
| 29. |
Draw an isometric sketch of a cuboid of dimension 5 cm × 4 cm × 1 cm. |
|
Answer» This is a similar ques., for cuboidal sketch of dimension 5x3x6 |
|
| 30. |
the value of the following expressions fortx2y + x2y2-xy2hwhen x = 1 and y = 2. |
|
Answer» x^2y+x^2y^2-xy^2=1×2+1×4-1×4=2+4-4=2 |
|
| 31. |
solve the following system of equations graphically and find the vertex of the triangle formed by these line and the x axis :4x-3y+4=0 & 4x+3y-20=0. |
|
Answer» 4x-3y+4=0; 4x+3y=20; 6y=20; y =20/6=10/3____(1) ; 4x-3(10/3)+4=4x-10+4; 4x=10-4=6 ; x=6/4=3/2 |
|
| 32. |
Solve the pair of equations:4x -y 7 and 2x+9y 13 graphically. |
|
Answer» 4x-y=7y= -4+7×0=4 -4+7×1=3 -4+7×2=10 -4+7×3=17 |
|
| 33. |
lan foom a aont ih the c30 Calculate the height af the tawen |
| Answer» | |
| 34. |
yolume of the cone.volume of a cone is 18480 cm3 . If the height of the cone is 40 cm. Find the radius ofhasetor nt tho ton and 20 cm in diameter at the bottom, Find the ca |
| Answer» | |
| 35. |
ne |
| Answer» | |
| 36. |
8. What should be added to 7- to get 18?5 |
| Answer» | |
| 37. |
If a,b and c are non zero and a+b+c=0 prove that a^2/bc+b^2/ca+c^2/ab=3 |
| Answer» | |
| 38. |
44. Which one of the following can befolded to form the given solid?44. |
|
Answer» answer 3 because we fold it left side it convert a triangle answer is 4 because base is a triangle |
|
| 39. |
Expanded ( a/bc + b/ca + c/ab) ^2 |
| Answer» | |
| 40. |
serve the □ ABCD and answer the questions1)Opposite angle of L A isDraw one diagonal andwrite its name.2)e the given figure. |
|
Answer» angle C is opposite to angle A. |
|
| 41. |
1. A photograph of sid.Find the area of theaph of sides 35 cm by 22 cm is mounted onto a frame of externaarea of the border surrounding the photograph.erandah 1.25 m wide is consme of external dimension 45 cm by 30 cm |
|
Answer» Area of frame-area of photograph=45*30-35*22=580cm^2 |
|
| 42. |
â˛N hed is power factor ? |
|
Answer» the ratio of the actual electrical power dissipated by an AC circuit to the product of the r.m.s. values of current and voltage. The difference between the two is caused by reactance in the circuit and represents power that does no useful work. |
|
| 43. |
(3x+2) (3x-2) |
|
Answer» 8 is the right answer 8 is the correct answer 9x²-4 is the correct answer of the given question 8 is the answer here |
|
| 44. |
1B e (पी. लेच्तफार ही वग हरि इंध 0 tem show Hed 2dhtoom i dniple of दी feam) |
|
Answer» Like if you find it useful Thanks |
|
| 45. |
1t. What price should a trader markafter allowing a dinant onstao merchant allow taa di1淼t on the marhdpwe of the ty andthe war hed jron |
| Answer» | |
| 46. |
The angle of elevation of the top of a tower at a point on the level ground is 30째. After walla distance of 100 m towards the foot of the tower along the horizontal line through the foot sthe tower on the same level ground, the angle of elevation of the top of the tower is 60째. Find theheight of the tower |
| Answer» | |
| 47. |
THREE LEVEL GRADED QUESTIONS:LEVEL 11. IfA s(12,3,4,5,6)andB-(2,4,6,8)fndi) AU B") AN B. |
| Answer» | |
| 48. |
lo meates forn a tree looks otop of tree the angle of elvati's 6a whatis the height aftho 4tee |
| Answer» | |
| 49. |
Simplify : (3 x-4 y)^{3}-(3 x+4 y)^{3} |
| Answer» | |
| 50. |
What should be added to 44 to get 85!ICO |
|
Answer» 0is the correct answer of the given question 62/15 is the answer of this question right answer is; = 62/15please like my answer thanks |
|