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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. |
= 2&, Y 64 4 13e S ety Y |
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Answer» 1/8+1/32+1/64+7/128 Take LCM of 8,32,64,128=128 16+4+2+1/128=23/128 |
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| 2. |
21+53 |
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Answer» 21+53=74(basic addition) |
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| 3. |
raju took a sum of ₹ 30 000 as a loan from a bank at the rate of 8%per annum find the compound interest paid by raju after 2 yeat |
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Answer» For CIAmount = 30000(1 +8/100)^2= 30000x108/100x108/100= 30000x.08x.08= 34992 CI = 34992-30000= 4992 |
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| 4. |
21.What is the chance that a non - leap year will contain 53 Sundays? |
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Answer» The probability of getting 53 sundays in a non- leap year is 1/7. Bcoz there are in a non- leap year there are 365 days (52 weeks + 1day) In 52 weeks we will have 52 sundays and the one remaining day can be any from the following Sunday Monday Tuesday Wednesday Thursday Friday Saturday So, the probability of getting 53 sundays in a non- leap year is 1/7. thanks thanks |
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| 5. |
x 54289 31 |
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| 6. |
A number when divided by 53 given 34 asquotient and 21 as remainder. Find thenumber? |
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| 7. |
shesaid to me" I am playing footballChange into iseported speck) |
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Answer» she told that she is playing football she told me that , I was playing football she told me that she was playing football She told me that she was playing football. she told me that she was playing football she told me that I was planning football She told me that she was playing football she told me that she is playing football |
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| 8. |
Q.9For the fig.(A) A B C(B) B+ C A(C) C+ A B(D) A + B+C 0 |
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| 9. |
29. Calculate compound interest on1000 over a period of 1 year at 10%per annum, if interest is compoundedquarterly. [Ex. 5.3-15, Page No.1191 |
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Answer» For Compound InterestA = P(1 + R/100)^n Given, A = P + CI, CI =?, P = 1000, R = 10, n = 4 (interest compounded quarterly) Then, A = 1000(1 + 10/100)^4A = 1000(1 + 1/10)^4A = 1000(1.1)^4A = 1000(1.464) A = 1464 Compound Interest = A - P = 1464 - 1000= Rs 464 |
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| 10. |
4. Calculate the amount and compound interest on720000 for 12 years at 12% pa. when theinterest is compounded annually. |
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| 11. |
Calculate the difference between the compound interest and the simple interest on Rs 20000 in 2 years at 8%per annum. |
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| 12. |
3. Ifthe angles of a triangle are (x 20).(2x+30) and (3x+40), then the value of x |
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Answer» x+20+2x+30+3x+40 = 180° 6x+90 = 180° 6x = 90° x = 15° The angles are 35°,60° and 85° |
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| 13. |
9. Find the value of X.4x40% 3x |
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Answer» sum of all the angles around a point is = 360° => 40+x+4x+3x = 360=> 8x = 360-40 = 320=> x = 320/8 = 40° |
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| 14. |
16. Prove that the sum of the exterior angles formed on producing sides of a triangle inthesame order is 360° or four right angles.17. Pro |
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| 15. |
19(0[AS1] Simplify and write in exponential form:i) (25)3+ 53ii) (81)54(32)5 |
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| 16. |
020(D) 19what number should 5-3 be multiplied so that theoduct is 0-53? |
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Answer» we should divide the both number =0.53 ÷ 5.3= 0.1=that number is 0.1 |
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| 17. |
For what value of z, 53 z 21 is divisible by 3?(a) 02.(b) 13. What is the valuo f o |
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Answer» whenever number is divisible by 3, the sum of all the digits need to be divisible by 3.so here when we put z=1the addition of all the digits 1+5+3+2+1=12 which is divisible by 3so z=1 |
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| 18. |
OP(5:100.4:64)::(4:80, 3: ?)(A) 26 (B)48 (0)60 (D) 5453. Find the missing term in the following series.2,5,9,19,37,?(A)73 (B) 75 (0)76 (D) 78 |
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Answer» 75 2 × 2 + 1 = 55 × 2 - 1 = 99 × 2 + 1 = 1919 × 2 - 1 = 3737 × 2 + 1 = 75 |
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| 19. |
8. In Figure 8a and 8b, AB CD. Find the value of x.At C3rB 0 Fig. 8a |
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Answer» 2. 3x+2x=180 5x=180 x=180/5=36 i) ang(ABD)+ang(CDB)=180°....... (Because AB and CD are parallel lines) ang(CDB)=180°-65°=115° ang(ODE)=ang(BDC)........ (Opposite angles) ang (ODE)=115° in triangle ODE x+30°+115°=180°x+145°=180°x=180°-145°x=35° ii) 2x+3x=180°........ (interior angles)5x=180°x=36° |
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| 20. |
Mr Jane donates1 lakh to a school and the interest on it is to be used for awarding1,500, find the ratefive scholarships of equal value. If the value of each scholarship isof interest. |
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Answer» Principal ( P ) = Mr.Jane donated amount P = Rs 100000 Each scholarship value = Rs 1500 Value of 5 scholarships = 5 × 1500 = Rs7500 Interest ( I ) = value of 5 scholarships I = Rs 7500 Rate of intersest per annum = R % Time ( T ) = 1 year We know that , I = ( PTR ) / 100 R = ( I × 100 ) / ( P × T ) R = ( 7500 × 100 ) / ( 100000 × 1 ) R = 75 / 10 R = 7.5 % Rate of interest = R = 7.5 % I hope this helps you. Please like the solution 👍 ✔️👍 |
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| 21. |
. Slmple and Compound InterestReena took a loan of 1200 with simple interest for as many years as the rate ofinterest. If she paid ? 432 as interest at the end of the loan period, what was therate of interest? |
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| 22. |
and KN-20.4cm, then find KQKP 4In the figure, PO is parallel to MN. I"PM 13 |
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| 23. |
Calculate compound interest oninterest is compounded quarterly?15.1000 over a period of 1 year at 10% per annum, if |
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| 24. |
= [(523 x 54] ÷ 5? |
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Answer» bro the answer is 125..... 125 is the correct answer of this question The answer of the following question is 125 125 is a correct answer 125 is right answer for your question...... |
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| 25. |
4. At a certain rate of interest, the interestafter 4 years on 5000 rupees principalis 1200 rupees. What would be theinterest on 15000 rupees at the samerate of interest for the same period? |
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| 26. |
3x +-|-x40% = 228 |
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Answer» (3x+x/4)-x*40/100=228(12x+x)/4 -x*40=22800(13x-12x/4)*40=22800(x/4)*40=2280010x=22800x=22800/10=2280 |
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| 27. |
6. IfA, B and C are interior angles of a triangle ABC, then show thatB+ Csin || = cos-ing of angles hety |
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| 28. |
20. If the sides of a triangle are produced in order, prove that the sum ofexterior angles so formed is equal to four right angles.C D |
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| 29. |
c aThe angles of a triangle are in the ratio 2: 3: 5 find the meseangles. |
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Answer» 2x + 3x + 5x = 180 10x = 180 x = 18 2x = 36, 3x = 54, 5x = 90 They add up to 180 (definition of sum of angles of a triangle.) |
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| 30. |
Fig. Q. 2(b)(a) In the given figure, AB is the diameter of a circlewith centre O, ZBCD- 1200. Find() ZDBA (ii) ZBAD(ICSE 2002)Fig. Q. 3(a) |
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| 31. |
Find the shortest distance between the lines whose equations are :;=i+j+2 (2i – j+ k) andr=2i+j-k+u(31-5j+2k) |
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| 32. |
32.Reena can do a piece of work in 20days and Meena is 25% moreefficient than Reena. The number ofdays taken by Meena to do the samepiece of work is |
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Answer» Reena can do a piece of work in 20 days and Meena is 25% more efficient sk require days for Meena is 20/(1.25) = 16 days. |
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| 33. |
4. Reena can make a doll in 6 days, Meena in 10 days and Kavya in 15 days. Reena and Meenaworkfor 3 days. How long will it take Meena and Kavya to finish the work? |
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| 34. |
Using Euclid 's division algorithm find the H.C.F of 570 and 1425 |
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| 35. |
OrUsing Euclid division algorithm, find the HCF of 4052 and 12576. |
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Answer» 12576>4052 by euclid division alogrinthm 12576=4052*3 +420 4052=420*9+272 420=272*1+148 272=148*1+124 148=124*1+24 124=24*5+4 24=4*6+0 as the process stops . so our HCF is 4 Like my answer if you find it useful! |
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| 36. |
and 22 kn alooube |
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Answer» Speed of boat in still water=x km/hrSpeed of stream=y km/hrSpeed of upstream=x-y km/hrSpeed of downstream=x+y km/hrLet 1/(x-y)=a and 1/(x+y)=bTime to go 25km up and 44 down=925a+44b=9----->(1)Time to go 15km up and 22km down=515a+22b=5------>(2)(2) × 2=> 30a+44b=10------>(3)(3)-(1)=>5a=1a=1/51/(x-y)=1/5x-y=5---->(4)Putting a=1/5 in (1),5+44b=944b=4b=1/111/(x+y)=1/11x+y=11---->(5)(4)+(5)=>2x=16x=8y=3Speed of boat in still water=8km/hrSpeed of stream=3km/hr |
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| 37. |
r Career Since 200311-sin θ1+sina |
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| 38. |
(%R 1 11 ४ ॥त 0 [५ 0:19 %#स्क[2 (4 Bio) (ुघूड ॥ल 12तिकि (2०५३!$ kP BE 12 lh M2l €07 R221> GOF 22 कह Ak ४ 0०५2 (0 |
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| 39. |
4. If a h 4:5, find the angles c and d. |
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Answer» given a:b=4:5so let us takea=4x° and b=5x°so a+b=180°..... (adjacent angles)4x°+5x°=180°9x°=180°x=20°so a=80°; b=100°d=a; c=b......... (alternate angles)so d=80°; c=100° |
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| 40. |
म्नलिखित सारणिक का मान ज्ञात कीजिए।12000 2001 200212003 2004 2005| 2006 2007 2008 |
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Answer» 0 is the right answer 6009,7002,7005 is the right answer 0 this is the right answers 0 is the right answers the correct answer is 0 0 is the right answer 0 is the correct answer 0 is the right answer 0 is the correct answer o is the correct answer. o is the correct answer. |
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| 41. |
Example An. Determine whetheris analytic or not? (R.G.P.V Bhopal, III Sem., June 2003) |
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| 42. |
4390675 में 9 का स्थानीय मान क्या हैं ? (i) 9(ii) 900(iii) 90000(iv) 90675 |
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Answer» 90000 is the right answer4300000+90000+600+7*10+5 |
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| 43. |
xercise 134 oa travelled 200 km distance by bus and she gave fare of Rs 180.Wharent she has to pay for travelling a distance of 500km |
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| 44. |
Reena earns Rs. 90000 and save Rs. 30000. Find the ratio of money she earns to themoney she saves. |
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Answer» Ratio will be90000/300009:33:1 |
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| 45. |
Purchased at Rs 70000, overheadsSP-Rs 90000, profit loss%-... |
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| 46. |
armerbuysausedtractor for 180000. He pays 90000 in cash anday the balance in annual instalments of 9000 plus 12% interestthe unpaid amount. How much did the tractor cost him?on |
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| 47. |
2 पथ R - Ak(००.2 0० 1 |
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| 48. |
Find the fourth term from the end in an A.P. -11, -8, -5,. . ,49,2. |
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Answer» To find 4th term from end reverse the AP 49......-5, - 8, - 11 nth term = a + (n-1)da = 49, d = -11 - (-8)= -3, n = 4 4th term = 49 + (4-1)-3= 49 - 9= 40 ans I got the answer thanks for your reply |
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| 49. |
Q-249- 2, 5 - 9Find the two numbers whose sum is 75 and difference is 18 |
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Answer» x+y=75; x-y=18; /2y=75-18=57; y=57/2; x+57/2=75; x=75-57/2=150-57/2=93/2 |
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| 50. |
IfADLBC, prove that AB. + Cy = BD,AK? |
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