InterviewSolution
Saved Bookmarks
InterviewSolution
This section includes InterviewSolutions, each offering curated multiple-choice questions to sharpen your knowledge and support exam preparation. Choose a topic below to get started.
| 1751. |
x+t=10. T=? |
| Answer» T is capital here. | |
| 1752. |
Find the radius of semicircle of its perimeter is 18 cm |
| Answer» | |
| 1753. |
Add 2+2 |
|
Answer» 2+2=4but u play game according to game2+2=22 4 is the correct answer 4 |
|
| 1754. |
Prove that ,sin a = Perpendicular / Hypotenuse |
| Answer» | |
| 1755. |
Find the sum of the first 1000 positive integers |
|
Answer» 500500 Sorry, by mistake next question about \'GUT\' is answered here.\xa0\xa0\xa0\xa0\xa0\xa0\xa0 {tex}\\eqalign{ & s = {n \\over 2}\\left[ {2a + (n - 1)d} \\right] \\cr & a = 1,d = 1,n = 1000 \\cr & s = {{1000} \\over 2}\\left[ {2 \\times 1 + (1000 - 1)1} \\right] \\cr & s = 500(1001) \\cr & s = 500500 \\cr} {/tex} |
|
| 1756. |
how we subtract,add or multiple decimal number |
| Answer» To subtract decimal numbers:Put the numbers in a vertical column aligning the decimal points.Subtract each column, starting on the right and working left. ...Place the decimal point in the answer directly below the decimal points in the terms.Check the answer by adding.To add decimals, follow these steps:Write down the numbers, one under the other, with the decimal points lined up.Put in zeros so the numbers have the same lengthThen add using column addition, remembering to put the decimal point in the answer.For multiply Line up the numbers on the right - do not align the decimal points.Starting on the right, multiply each digit in the top number by each digit in the bottom number, just as with whole numbers.Add the products. | |
| 1757. |
What is the importance of math in our life |
| Answer» The importance of maths in everyday life. Mathematics is a methodical application of matter. It is so said because the subject makes a man methodical or systematic. Even insects use mathematics in their everyday life for existence. | |
| 1758. |
Solve the following pair of equation graphically 2x -y=33x+2y=8 |
| Answer» | |
| 1759. |
Volume of two spheres is in the ratio64:125 find the ratios of their surface areeas |
| Answer» Let r1\xa0and r2\xa0be the radius of two spheres. So, volume of first sphere = 4 πr1{tex}^3/3{/tex}\xa0volume of second sphere = 4 π r2{tex}^3/3{/tex}It is given that , volume of first sphere/ volume of second sphere = 64/125r13/r23\xa0= 64/125r1\xa0/ r2\xa0= 4/5Surface area of first sphere = 4 π r12Surface area of second sphere = 4 π r22So their ratio = r12/r22\xa0= (4/5)2 = 16/25 | |
| 1760. |
2 cubes each of volume 64cm3 are joined end to end.find the surface area of the resulting cuboid. |
|
Answer» volume of cube = 64 cm\xa03So, side of cube = 4 cm\xa0When two cubes are joined end to end , their length = 8 cm , breadth = 4 cm and height = 4 cmSo surface area of cuboid = 2(l*b+ b*h + l*h)surface area = 2(8*4+4*4+8*4)surface area = 2(32+16+32)surface area = 2(80)surface area = 160 cm\xa02 160cm3 |
|
| 1761. |
Full form of GPS |
| Answer» Global Positioning System..... | |
| 1762. |
Science blueprint 2017 - 18 |
| Answer» Check question pattern here :\xa0https://mycbseguide.com/cbse-syllabus.html | |
| 1763. |
Find ap from end |
| Answer» l - (n - 1) d | |
| 1764. |
Is paper in board is very hard? |
|
Answer» Pakka ncert se ek question bhar nhi jaega Frnd is baar ka paper sabse easy aanne wala hai full guarantee lelo ncert se ek que bhr nhi aane wala |
|
| 1765. |
What is the formula for the csa and tsa of a hollow hemisphere |
|
Answer» CSA- 2PIE R^2TSA- 3PIE R^2 csa curved surface area tsa total surface area |
|
| 1766. |
Show that the point A(2,2),B(2,3),C(3,4),D(2,2) from a parallelogram ABCD |
| Answer» | |
| 1767. |
Adjustive |
| Answer» All | |
| 1768. |
Blue print of maths question paper 2017 by cbse |
| Answer» | |
| 1769. |
Can two numbers have 15 as hcf and 175 as there lcm |
| Answer» {tex}\\frac{175}{15}=11.667{/tex}Hence 175 is not divisible by 15But LCM of two numbers should be divisible by their HCF.{tex}\\therefore{/tex}\xa0Two numbers cannot have their HCF as 15 and LCM as 175. | |
| 1770. |
tan ø/1-cotø +cot ø/1- tanø |
| Answer» | |
| 1771. |
height=30×√3÷√3-1 |
|
Answer» 71.98 (approx) 71.915 9.1855865354 |
|
| 1772. |
Find the vaue of \'p\'for which the polinomial x2-4x+1find the value of alpha and beta |
| Answer» | |
| 1773. |
What is the value of sin 180? |
|
Answer» Sin 180= sin 90= 1 0 |
|
| 1774. |
z⁴-13z²+6 |
| Answer» | |
| 1775. |
how could we find that the correct formulla should be put in the solution |
| Answer» 1 | |
| 1776. |
Sin A Cos B |
| Answer» | |
| 1777. |
8*8+6 |
|
Answer» Answer is 70 70... 70 |
|
| 1778. |
If the perimeter and area of a circle are numerically equall then find the radius of the circle |
| Answer» r=2 | |
| 1779. |
In an equilateral triangle ABC,D is a point on side bc such that BD=1/3BC prove that 9*AD*AD =7AB*AB |
| Answer» We have {tex}BD = \\frac{1}{3}BC{/tex} Draw AP \u200b{tex} \\bot {/tex}\u200b BCIn \u200b{tex}\\triangle {/tex}\u200bAPB,AB2 = AP2 + BP2 = AP2 + (BD + DP)2= AP2 + BD2 + DP2 + 2BD.DP= (AP2 + DP2) + BD2 + 2BD.DP=AD2 + DB2 + 2BD.DP [AP2 + DP2 = AD2]=AD2+{tex}{\\left( {\\frac{1}{3}BC} \\right)^2} + 2\\left( {\\frac{1}{3}BC} \\right)(BP - BD){/tex}={tex}AD^2 + \\frac{1}{9}BC + \\frac{2}{3}BC\\left( {\\frac{1}{2}BC - \\frac{1}{3}BC} \\right){/tex}{tex}\\left[ {BP = \\frac{1}{2}BC,BD = \\frac{1}{3}BC} \\right]{/tex}={tex}A{D^2} + \\frac{1}{9}A{B^2} + \\frac{2}{3}AB\\left( {\\frac{1}{2}AB - \\frac{1}{3}AB} \\right){/tex} [BC = AB, Sides of an equilateral{tex}\\vartriangle {/tex}\u200b ]={tex}A{D^2} + \\frac{1}{9}A{B^2} + \\frac{1}{3}A{B^2} - \\frac{2}{9}A{B^2}{/tex}={tex}A{D^2} + \\frac{1}{9}A{B^2} + \\frac{1}{9}A{B^2}{/tex}\u200b{tex}\\Rightarrow {/tex}\u200b {tex}A{B^2} = A{D^2} + \\frac{2}{9}A{B^2}{/tex}\u200b{tex}\\Rightarrow {/tex}\u200b 9AB2 = 9AD2 + 2AB2\u200b{tex}\\Rightarrow {/tex}\u200b9AB2 = 9AB2 + 2AD2\u200b{tex}\\Rightarrow {/tex}\u200b 7AB2 = 9AD2\u200b{tex}\\Rightarrow {/tex}\u200b 9AD2 = 7AB2 Proved | |
| 1780. |
Express 32760 as product of its prime factor using factor tree |
| Answer» | |
| 1781. |
(a-b)2= |
| Answer» a^2 - 2ab + b^2 | |
| 1782. |
How i would study all subjects plz give me some tricks |
| Answer» | |
| 1783. |
Root 3 is a irritional n.o |
| Answer» By the help of contradiction method | |
| 1784. |
P(x)=x⁴-5x+6,g(x)=2-x² |
|
Answer» May be ansr is -x2-1 Quotient = - x^2 - 2Remainder = - 5x +10.... |
|
| 1785. |
Sow that the points (-2,5) \'(3,-4) and (7,10) are the vertices of a right triangle |
| Answer» | |
| 1786. |
Prove that sin theta(1+tan theta)+cos theta(1+cot theta)=sec theta+cosec theta |
| Answer» | |
| 1787. |
Show that 5-route 3 is irrational |
| Answer» I don\'t know | |
| 1788. |
Show that 5- route 3 is irrational |
| Answer» Let us assume that 5-√3 is rational., then 5-√3=p/q5-√3=p/qP/q-5=√3P-5q/q=√3Here p-5q/q is rational then √3 is also rational., but we know that √3 is irrational Then 5-√3 is irrational..... It\'s u have any doubt still.... Then search in Google... | |
| 1789. |
If sinA - cosA = 1/2 then value of 1/sinA + cosA |
| Answer» | |
| 1790. |
For any positive interger prove that n\'3-n is divisible by 3 |
| Answer» | |
| 1791. |
What is composit number |
| Answer» A number having factors other than one or the number itself | |
| 1792. |
Find the value of p, for which one root of the quadratic equation px2-14x+8=0 is 6 times the other. |
|
Answer» \\begin{array}{l}pa^2-14a+8=0\\;\\;-(1)\\\\p(6a)^2-14(6a)+8=0\\\\or\\;\\;36pa^2-84a+8=0---(2)\\\\Now\\;mutipy(1)\\;by\\;36\\;we\\;get\\\\36pa^2-504a+288=0\\;---(3)\\\\No\\;subtract\\;(3)\\;fom\\;(2)\\\\420a=280\\;\\;so\\;a=\\frac{280}{420}=\\frac23\\\\Now\\;put\\;value\\;of\\;a\\;in\\;(1)\\\\p\\times\\frac49-14\\times\\frac23+8=0\\\\4p-84+72=0\\\\4p=12\\;s\\;p=3\\\\\\end{array} No time for this |
|
| 1793. |
Find the hcf of 16and8 |
| Answer» 8 | |
| 1794. |
Solve for x1/2a+b+2x=1/2a+1/b+1/2x |
| Answer» 1/2a+b+2x-1/2x=1/2a+1/b;; 2x-2a-b-2x/4ax+2bx+4x^2=2a+b/2ab;; -(2a+b)/4ax+2bx+4x^2=2a+b/2ab;; -2ab=4ax+2bx+4x^2;; 4x^2+2bx+4ax+2ab=0;; 2x (2x+b)+2a (2x+b)=0;; (2x+2a)(2x+b)=0;; x=-a or -b/2 (Ans) | |
| 1795. |
Sin2+cos2+cot2 simplyfy |
| Answer» {tex}Sin^2A+ Cos^2A + Cot^2A{/tex}{tex}1+Cot^2A{/tex}=\xa0{tex}cosec^2A{/tex} | |
| 1796. |
I want blue print. |
| Answer» HiYou can download it from our site myCBSEguide.com. | |
| 1797. |
If x=3cosec2-1and y=3cot2-2 find the value of x- y |
| Answer» | |
| 1798. |
Factorization (a-b) |
| Answer» | |
| 1799. |
Find the surface area of solid if active of height 14 cm is carved out from a cube of 14 cm edge |
| Answer» 2352cm^2 | |
| 1800. |
What is the area of rhombus whose side is 10 m.? |
| Answer» 100square meter | |