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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.
| 23751. |
when two dice are thrown what is the probability of getting1.sum _>112.sum>123.sum |
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| 23752. |
For what value of k will k+9, 2k-1 and 2k+7 are the consecutive terms of an arithmetic progression? |
| Answer» K= +18 .. | |
| 23753. |
CosA |
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| 23754. |
9613383712.my what\'s app no. Anybody want me as friend. Be free |
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| 23755. |
Which is best book for sample papers? |
| Answer» Together with science | |
| 23756. |
How are you??☺ |
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| 23757. |
Sample paper maths |
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| 23758. |
Sin 52° |
| Answer» 0.78801075 | |
| 23759. |
Sin 120 value? |
| Answer» We write sin120 asSin120 =sin(180-60)Then; sin 60 =root 3/2So value of sin120 =root 3/2 | |
| 23760. |
Sir from which book should I prefer to get 90% marks in boards |
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| 23761. |
Formulas proving will comes in 10class examination |
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| 23762. |
Alpha beta are the zeroes of the Polynomials 2x+7x+5.find the value of alpha+beta,alpha beta |
| Answer» Alpha+ bita - -7/2. And. Alpha × bita - 5/2 , if question is 2x2+7x +5.. | |
| 23763. |
Pls give bpt and convere of it |
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| 23764. |
Hello padhi , ho gyi.... I..s.....i |
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| 23765. |
Section formula explain |
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| 23766. |
How can I look all the last years board exam question papers? |
| Answer» You can get last year board question papers here :\xa0https://mycbseguide.com/cbse-question-papers.html | |
| 23767. |
Guys main maths ke paper me nervous ho jata hu. What its solution. Please help me |
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| 23768. |
Are given figures similar |
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| 23769. |
How many days please tell me |
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| 23770. |
To Cbse Mentor When will you publish important question class 10 |
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| 23771. |
To Cbse Mentor When will you publish social science & English communicative question paper class 10 |
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| 23772. |
Which YouTube tutor is best for maths |
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| 23773. |
An AP consists of 50 terms of which 3rd term is 12 &the last term is 106. Find the 29th term |
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Answer» a 3= 12a n= 106 and n=50a 3= a+2d=12......eqa.1a n = a+(n-1)d= 106a+(50-1)d=106a+49d=106......eqa.2Subtracting eqa.1 from 2 47d = 106 - 12= 94d = 94/47=2putting the value of d in eqa.1a + 2×2 = 12a = 12 - 4 =8a 29 = a + (29 - 1)d= 8 + 28 × 28 + 56 = 64 answer........ 64 |
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| 23774. |
Find the area of the sector of a circle of radius 14cm with an angle 45 |
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Answer» 45/360 * 22/7 * 14 *14#1/8 *22*2*14#1/8 *44*14#77 77cmsq. Solve it u will get ans.45/360.22/714.14 |
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| 23775. |
Solve for x and y mx+ny=m+n m(1/m-n - 1/m+n)x+n(1/n-m-1/m+n)y=2m/m+n |
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| 23776. |
2÷5 |
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Answer» 0.4 Nalayk |
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| 23777. |
A wheel has diameter 84cm . how many no. Of complete revolution it will take to cover 792m is |
| Answer» r=42perimeter = 2pir = 1 revolurion = 2 x 22/7 x 42 = 264no of rev = 792/264=3 | |
| 23778. |
Hai friends! Write down your face book id |
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| 23779. |
Formula of area of sector |
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Answer» ¢/360°π r square πr2theta /360 |
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| 23780. |
Find the next term of the AP √7,√28,√63.... |
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Answer» 4√7 √7√28=2√7√63=3√7That is a=√7 and d=√7Next terms are √112(4√7) , √175(5√7)..... √112 √112.. ye mere xam me aaya tha .. |
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| 23781. |
If x < 2/30 < 3/y < 5/z than x+y+z=? |
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| 23782. |
Did you prepare for board exam? |
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| 23783. |
GoodEvening????????? |
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| 23784. |
Formal of tan A |
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Answer» SinA/CosA Sin/cos |
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| 23785. |
Show that any positive integer is of the form 4q+1 or 4q+3 where q is a positive integer |
| Answer» Page number six of the book Rs Aggarwal | |
| 23786. |
A circle inscribed in a triangle ABC having sides BC=8 cm, AC= 10 cm and AB=12cm. Find AD,BE & CF |
| Answer» Tangents drawn from an external point to a circle are equal.{tex}\\Rightarrow{/tex}\xa0AD = AF, BD = BE, CE = CF.\xa0Let AD = AF =\xa0aBD = BE =\xa0b\xa0CE = CF =\xa0c AB = AD + DB =\xa0a\xa0+\xa0b\xa0= 8 ........ (1)BC = BE + EC =\xa0b\xa0+\xa0c\xa0= 10 ........ (2)AC = AF + FC =\xa0a\xa0+\xa0b\xa0= 12 ........ (3)\xa0Adding (1), (2) and (3), we get2 (a\xa0+\xa0b\xa0+\xa0c) = 30{tex}\\Rightarrow{/tex}\xa0(a\xa0+\xa0b\xa0+\xa0c) = 15 ........ (4)Subtracting (1) from (4), we get\xa0c\xa0= 7Subtracting (2) from (4), we get\xa0a\xa0= 5Subtracting (3) from (4), we get\xa0b\xa0= 3Therefore, AD =\xa0a\xa0= 5 cm, BE =\xa0b\xa0= 3 cm, CF =\xa0c\xa0= 7 cm | |
| 23787. |
3x^2 - k√3 x+4=0 find k ??? |
| Answer» \xa0If Discriminant of quadratic equation is equal to zero, or more than zero then roots are real.3x2 -k{tex}\\sqrt3{/tex}x + 4 = 0Compare with ax2 + bx + c = 0then a = 3, -k{tex}\\sqrt3{/tex}\xa0and c = 4D = b2- 4acFor real roots, b2- 4ac > 0{tex}( - k \\sqrt { 3 } ) ^ { 2 } - 4 \\times 3 \\times 4 \\geq 0{/tex}3k2- 48 {tex}\\geq{/tex}0k2\xa0- 16\xa0{tex}\\geq{/tex}0(k - 4)(k + 4) {tex}\\geq{/tex}\xa00{tex}\\therefore{/tex}\xa0k {tex}\\leq{/tex}\xa0- 4 and k{tex}\\geq{/tex}\xa04 | |
| 23788. |
Above 25 52Above 35 47Above 45 37Above 55 17Find mode |
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| 23789. |
Find the value of sin 45 by using the formula sin(A+B) =sinAcosB +cosAsinB please somebody help me |
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Answer» tell us the method please Bas ho gaya Kaise kiya 1 by √2 |
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| 23790. |
2/x+1+2/2x-2=23/5x simplify this quadratic equation |
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| 23791. |
Find value of k from 3xsquare -k underroot3+4=0 |
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| 23792. |
Find the value of k, for which 2k,+7,6k-2and8k+4are consecutive terms of an AP. |
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Answer» k= 15/2 K=1 easy tha K=15/2 |
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| 23793. |
For the pair of equations 2x+3y=-7,2x-6y=14 to have infinitely many solutions.find the value of x |
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| 23794. |
A semi circle is drawn find its area |
| Answer» π×r×r/2 | |
| 23795. |
How to find cumulative frequency |
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Answer» Value s nahi formula use karna tha hi questions me that or A and B ki jagah 15 and 30 put karna tha itna Pata hai Haan values use ki hai sahi hai kya? Sorry galat type ho Gaya kaira likhna chahti thi Laura tumne formula use karke solve Kiya kya *karte Frequency ko add kart rehna hai |
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| 23796. |
Rational no.7/75 is terminating or not WHY??? |
| Answer» Non terminating as 75 has 3 as it\'s factor and a terminating number has 2&5 as factors in its denominator | |
| 23797. |
If Sn=2n2+2n+1 then find a10 |
| Answer» S1=2*1Square+2*1+1so S1=5 and S2=2*2square+2*2+1 So S2=13And d i.e common difference=S2-2*S1And d=3And a10=a+9d We know that s1=a so a10=5+9*3 The ans is 32 | |
| 23798. |
8y |
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| 23799. |
Show that only one of the numbers.n,n+2,and n+4 is divisible by 3 |
| Answer» Let the number be (3q + r){tex}n = 3 q + r \\quad 0 \\leq r < 3{/tex}{tex}\\text { or } 3 q , 3 q + 1,3 q + 2{/tex}{tex}\\text { If } n = 3 q \\text { then, numbers are } 3 q , ( 3 q + 1 ) , ( 3 q + 2 ){/tex}{tex}3 q \\text { is divisible by } 3{/tex}.{tex}\\text { If } n = 3 q + 1 \\text { then, numbers are } ( 3 q + 1 ) , ( 3 q + 3 ) , ( 3 q + 4 ){/tex}{tex}( 3 q + 3 ) \\text { is divisible by } 3{/tex}.{tex}\\text { If } n = 3 q + 2 \\text { then, numbers are } ( 3 q + 2 ) , ( 3 q + 4 ) , ( 3 q + 6 ){/tex}{tex}( 3 q + 6 ) \\text { is divisible by } 3{/tex}.{tex}\\therefore \\text { out of } n , ( n + 2 ) \\text { and } ( n + 4 ) \\text { only one is divisible by } 3{/tex}. | |
| 23800. |
If two positive integer p and q are written as p= a square |
| Answer» Because Pand q are because q is not equal to 0 | |