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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. |
A chais n bought 28332e and soldtho chais |
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Answer» C.P = Rs 320Loss = Rs 18Selling price = 302 rupees |
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| 2. |
3. एम एव एन एक फम न समान अनुपात मसाझेदार हैं। 31 मार्च 2017 को उनका चिट्ठा भिन्न प्रकार है।Mand.Nare partmers in the fim in equal profit sharing ratio.On31st March 2017 their Balance Sheet wasis followsBalance Sheet (As an 31 March, 2017)lasilisesAmountAssetsGeneral Reserve8.000 Cash in hand1.500sement Flation Reserve2.000 investment30.000Bank Onanimit40.000 Debtors57.000Chertitor36,000 Furniture4.000capitalStock10-50030200Building30,00020,00050.000 Patent3.000136.1001.36,0001eफर्नीचर का मूल्य 25 से जन किया जाये। विनियमो का मूल्य 6,000 से बढ़ाया जाये। (iv) को 25,000 पूजीलादेगा तथा उसे सामों में हिस्सा दिया जायेगा और 500 याति के लाएगा। (एक सेनादार 1.700 का है जो मृतविधाम इस खाते पर कोई दायित्व उत्पन्न नहा होना एकस्वा सल्लाहीम ( भवन का माल्या 25% से बढ़ाया।जाए। स्टॉक का मूल्य 3000 तक कम करना है। पुराने साझेदानों को पूजी उसी के आधार पर समायोजित की जाएगी। |
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Answer» A flowers is hot/cold a flowers is cold and hot |
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| 3. |
The cube-root of 1000 is-(a) 1(b) 10(c) 100(d) 1000 |
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Answer» Correct option: b)Reason: 10*10*10=1000.So, the cube root of 1000 is 10. Please hit the like button if this helped you |
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| 4. |
2. What is the remainder when the polynomial (x3 +125) is divided by (x+5)? |
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| 5. |
Loveарьдhas a Spulation of 12654. The nobariaSith is 85 km away as a fasulotionof 2 765 How many more people on there inis 85 6-vellage whichLabsreihere? |
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Answer» Lakshmipur=13654Nearby village=9765No.of more people in lakshmipur=3889 |
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| 6. |
Srikar says that the order of the polynomial (x2-5)(x3+1) is 6. Do you agree with him ?How ? No |
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Answer» (2x-5 )(3x+5)=6 6xsquare+25x-25=6 6xsquare=6+25-25x 6square÷x=6 6x=6 x=6÷6 x=1 So, Srikar's answer is wrong. Hit like if you find it useful! |
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| 7. |
37.If α, β.Y are zeroes of cubic polynomial x3 + 5x-2, then the value of α3 + β3 + Y3 is(A) 5(C) 6(B) 4(D) 3 |
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| 8. |
Other two Zeroes.14. Given that x -V5 is a factor of the cubic polynomial x3 - 3/5x2 + 13x - 3/5 , find allthe zeroes of the polynomial.[NCERT EXEMPLAR)MCIGOS |
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Answer» x - root(5) is factor of x^3 - 3root(5)x^2 + 13x - 3root(5)=0 Then, x^3 - root(5)x^2 - 2root(5)x^2 + 10x + 3x - 3root(5)=0x^2(x- root(5)) - 2root(5)x(x - root(5)) + 3(x - root(5)) = 0(x - root(5))(x^2 - 2root(5)x + 3) = 0 |
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| 9. |
13. If a, B. y are zeroes of polynomial x3 + px2 + x + 2 such that a + B +1 = 0 then show that2p + q = -5. |
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Answer» X^3+px^2+qx+2=0A+B+1=0A+B=-1A+B+Y=-2-1×A=-2A=2A+B+Y=-pA+B=-p-2----------(1)AB+BY+YA=c/aAB+2B+2A=c/a-1+2 (A+B)=qA+B=q+1/2---------(2)Using (1)&(2)-p-2=q+1/2-2p-4=q+1-2p-q-5=0Hence,2p+q= -5 4p²+q²+25+4pq+10q+20p |
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| 10. |
simplify 4√16- 6√343+ 18*5√243- √196 |
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| 11. |
b) If its antecedent is 105, hnd its consequent.Out of 1200 students in a school, 500 students prefer to play cricket, 300 prefer to play football and theremaining students prefer indoor games. Find the ratio of:a) number of students who prefer cricket to the number of students who prefer indoor games.b) number of students who prefer football to the total number of students in the school.no Pelated? |
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| 12. |
manQ1YDeteumine the AB n tho 12 tewn |
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| 13. |
Out of 100 students, two section of 40 and 60 are formed. If you and your friendare among the 100 students, what is the probability that you both enter the sameclass ?38. |
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| 14. |
23. Out of 100 students, two sections of 40 and 60are formedfyou and your friend are among the 100 students what is theprobability that(a) You both enter the same section?(b) You both enter the different section? |
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| 15. |
3. Multiply.(i) 2.7×10(iii) 0.007× 10(v)-0.73×100(vii) 89.5x1000(ii)-0.48 × 10(iv) 14.2% 100(vi) 0.096×100(vm) 1.23×10000.045 1000 |
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Answer» 1. 27 2.4.8 3. 0.07 4. 1420 5.73 |
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| 16. |
4(iiy6000 + 400 + 80 +9+in+im+10 100 1000 |
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| 17. |
A rectangular field is 50m by 40m. Mahesh goes 10 times round it. How much distance does hecover?t the ra te of 78 50 |
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Answer» Perimeter of field=2(l+b)=2(40+50)=2*90=180mHence for one round =180mFor 10 rounds=10*180=1800m |
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| 18. |
The Marianas Trench is about 10,900 m deep in the Pacific Ocean. Is this greater or less than the 8.85km height of Mt. Everest. |
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Answer» marina trench is greater than the mount Everest |
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| 19. |
-30. यदि एक अनंत श्रेणी-___x = 16+6+16+... है , तो x का |मान होगा-(A)8(B) 6(C) 2.5(D)3.....) |
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Answer» The correct answer is option D. by following question.. |
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| 20. |
9. The minimum value of (x-2)(x-9) is(1) 0(2) 11/4(3) 49(4) -49 |
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Answer» maximum value of a quadratic function is -D/4a |
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| 21. |
Solve the proportion |
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Answer» 12*15=x*60x=12*15/60=15/5=3 |
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| 22. |
12 List the composite numbers between 60 and 80 |
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Answer» 62, 63, 64, 65, 66, 68, 69, 70, 72, 74, 75, 76, 77 and 78. The all composite numbers between 60 and 80 are following :-6263646566686970727475767778 composite numberis a positive integer which is not prime (i.e., which has factors other than 1 and itself). The first fewcomposite numbers(sometimes called "composites" for short) are 4, 6, 8, 9, 10, 12, 14, 15, 16, ... ... Note that thenumber1 is a special case which is considered to be neithercompositenor prime. 62, 63,64, 65, 66, 68, 69,70, 74, 75, 76, 77, 78 |
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| 23. |
(-16)-(-6)+(-9)-4 |
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Answer» -16+6+-9-4= 6-29= -23 |
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| 24. |
(18*(2/4))*(16*(6/8)) |
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| 25. |
ing numbers by prime factor(i) 10648 |
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| 26. |
Show that (x 1) (-2) is a factor of the polynomial x3-2-4 x +4. Also find the zeros of the polynomial. |
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| 27. |
Factorise the polynomial x3 + 8y3 + 64 z3 -24xyz |
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| 28. |
numbers! Give examples.2. Classify the following numbers as rational or irrational. Give reassupport your answer.(ii) 361 (iii) 21 (iv) (1.44(vi) 4.1276(vii) 22(viii) 1.232332333 ..(ix) 3.040040004 ..(x) 2.356565656 ...(xi) 6.834834 ... |
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Answer» I) is the correct answer 1 option is correct answer.. 2 ) is the correct answer |
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| 29. |
15, sin”! £8 a1l 56हु + ००8 नव लग! 3665 |
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| 30. |
are 36, 48, 42 and 56 proportion? |
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Answer» thank you Mam can you tell me this question also in a school of 1800 students 180 girls and the ratio of boys is a total number of student? thank you ma'am |
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| 31. |
(a) 3:4b) 2:3The sum of two numbers is 72. One of the number is double of the ot |
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| 32. |
prove that if positive number is of the form 6q+5 then ot is of the form 3q+2 for some integer q |
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| 33. |
5. Find the product:(i) 7.6 x 2.4(iv) 0.568 x 4.9(vii) 0.06 0.38(x) 54.5x1.76(ii) 3.45 x 6.3(v) 6.54x0.09(viii) 0.623 X 0.75(xi) 0.045 X 2.4(111) 0.54 x 0.27(vi) 3.87x1.25(ix) 0.014 0.46(xii) 1.245 X 6.4 |
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| 34. |
(v) 31 by 40(vi) 11 by 165. Divide:(1) 43.2 by 6(iv) 217.44 by 18(vii) 0.765 by 9(x) 0.3322 by 11(xiii) 5.52 by 166. Divide:(11) 60.48 by 12(v) 2.575 by 25(viii) 0.768 by 16(xi) 2.13 by 15(xiv) 1.001 by 14(iii) 117.6 by 21(vi) 6.08 by 8(ix) 0.175 by 25(xi) 6.54 by 12(xv) 0.477 by 18 |
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| 35. |
wirite all thecompositenumbersbetween21and50 |
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Answer» composite numbers between 21 and 50 are : 22 24 25 26 27 28 30 32 33 34 35 36 38 39 40 42 44 45 46 48 49 |
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| 36. |
x. 10: From the figure (fig. 1.23) show a relationberween the sets P and Q. Wirite this relationi) in roster formii) in set-builder formWhat is the domain and range? |
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| 37. |
A bike covers a distance of 300 km in 4 litres of petrol. How micfuin 132 litres of petrol?s 126 books can be packed in 14 boxes. How many books can be packed in 264 bos. 25 buses can carry 1000 passengers. How many passengers can be carried in82 buses t |
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| 38. |
225 x ^ { 2 } + y ^ { 2 } - 30 x y - 36 z ^ { 2 } |
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Answer» (15x-y)(15x-y)-6z*6z=(15x-y+6z)(15x-y-6z) |
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| 39. |
in Exercise 10.1Mahesh purchased a calculator for 500 and sold it to his friend at 560. Find the gainper cent. |
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Answer» cp=500sp=560gain=560-500 =60gain %=60/500×100 =12% CP=Rs.500SP=Rs.560gain=SP-CP=560-500Rs.60gain%=gain/CP*100=60/500*100=12% |
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| 40. |
What is the value of z in the figure shown below?4.24.23656 |
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Answer» x=36°(vertically opposite angle) |
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| 41. |
A purse50. 1s the oumber ot t ttathe number of notes ot eschis one more than that of て50 notes finddenomination of k 10 anddenomination. |
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| 42. |
The334 more than the suanloex otnumber of boys in a school |
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Answer» Number of Girls=G Number of boys =G+334 Total strength in school(B+G)=572 =>G+(G+334)=572 2G=572-334 2G=238 G=119 Like my answer if you find it useful! |
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| 43. |
ot. Two adjacent angles of a parallelogram are in the ratio 4: 5. Find the measure of each ofits angles. |
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| 44. |
lsottedf24'82. Find theT2 term of a G.P whose s term is 192 and the common ratio is 2 |
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| 45. |
150 m. FindTheot a triangle are in the ratio 5: 12: 13 and its perimeler isind the area of the triangle.Deri |
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| 46. |
o3 mazafiaw-%—iawwm'm करें जिससे निम्नलिखित संख्याओं कोघन बन जाएसंख्या का घनमूत्त भी निकालें । e(256 (i) 3125 (iii) 8019 (iv) 1408 (v) 192हल: () 256=2x2x2x2x2x2x2x2=2 x23x2?*. संख्या > 25 > 4अब 256 + 4 न 64. Yea =Y x2* =2x2=4 |
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Answer» 2) 3125=5×5×5×5×5 =5^3 × 5^2sankhya= 5^2=253125÷25=125(125)^(1/3)=5 3)8019=3×3×3×3×3×3×11 =3^3 × 3^3 × 11 8019÷11=729 (729)^(1/3)=3×3=9 |
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| 47. |
3x-7 3-x 174 12What is the value of x in the equation 2+3(A) 2(B) 4(C) 5(D) 7 |
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Answer» 6+3x-7/3= 36-12x+68/483x-1/3= 114-12x/48 48x-16= 114-12xx= 2 please like the solution 👍 ✔️👍 |
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| 48. |
e ratio af the speeels ot too vehicless 2:3 if the seconol vehiele Covers132 lem inhours, what is thesPeedl of the |
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| 49. |
2. Find the value of (256)0 16 x (256)00916.m2 Find its pe |
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| 50. |
256 - 16 + 2+ 18 + рел... 2 |
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Answer» 256÷8÷2*232÷2*216*2=32 |
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