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. |
91024x% 423 + 16x3y*2° |
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Answer» 1024=2^(10)16=2^(4) 1024x9y⁴z³÷16x³y⁴z5 2^(10)x9y⁴z³÷2^(4)x³y⁴z5 =2^(10-4)x^(9-3)y^(4-4)z^(3-5)=2^6*x^6z^(-2) =(2x)^6/z² |
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| 2. |
423३, व में सबसे बड़ी भिन्न कौनसी है?(A) ।(C) । (D) ।|(B) |
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Answer» phle niche diye Gaye pad LA l.c.m nikale l. c. m 12 praptya hoga phir use niche wala pad se divide kre divide krne me bad upper and niche dono see gunna kre 1/2 is answer |
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| 3. |
100 423P(GC) = 251353-24 gt-12. |
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| 4. |
For what value of k the equation 423-21K+1)x +(K4):has real and equal roots. |
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| 5. |
10. Monu went to a tailor to get a shirtmade. The tailor showed him somedifferent kinds of buttons that wereround and yellow, purple and square,black and triangular, and simple whitein all shapes (round, square andtriangular).A. Write the sets formed for both the colours ofbuttons and the shapes of buttons in rosterform.B.Write the cardinality of each set. |
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| 6. |
1. The tailor used 11 m cloth to stitch a shirt. How much cloth doeshe need to stitch 5 shirts? |
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| 7. |
35. Why do we keep the potted plant in complete darkness for about 48 hrs in an experiment to demonstre(2that light is necessary for photosynthesis ? |
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Answer» Todoanexperimentson any factors like Co2, Sunlight, chlorophyll theplantwill bekeptin adarkroom or cup board for 48 hours to eliminate the starch from the leaves of theplant, whichwaspreviously formed through photosynthesis. This step is known as destarching. |
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| 8. |
10. The annual profits earned by 30shops of a shoppingcomplex in a locality give riseto thefollowing distribution:Number of shops ffrequencyProfit (in lakhs in )More than or equal to 5More than or equal to 10More than or equal to 15More than or equal to 20More than or equal to 25More than or equal to 30More than or equal to 353028161410Draw both ogives for the above data and hence obtain the medianANSWERS |
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| 9. |
The cost of a train ticket from Kolkata to Chennai isIf 140 students are travelling from Kolkata to Chennaihow much money do they have to pay?4.565. |
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Answer» one ticket is of 565hence 140 tickets will be of 565*140=79100 rupees okk thnx i was just taking demo of this app. |
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| 10. |
398= 964 , 118=164,356=936,423=??? |
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| 11. |
When the number 398 is divided by 5, the remainder is |
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Answer» Ans. is 3 please like me try to give the solutions of other questions |
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| 12. |
13.The product of two numbers is 1387826. If one number is 398, find the othernumber+7976520 |
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Answer» Let the two numbers beaandb.From the first statement, we have:axb= 1296If one number is 16 times the other, then we have:b= 16 xa.Substituting this value in the first equation, we get:ax (16 xa) = 1296By simplifying both sides, we get:a2= 1296/16 = 81Hence,ais the square root of 81, which is 9.To findb, use equationb= 16 xa.Sincea= 9:b= 16 x 9 = 144So, the two numbers satisfying the question are 9 and 144. the another numbers is 3487 the another no. is 3487 |
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| 13. |
a park in the shape of the quadrilateral ABCD has the angle is 90° a b is equal to 9 CM BC is equal to 12 CM CD is equal to 5 centimetre a b equal to 8 cm how much area does it require |
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| 14. |
25.The annual profits earned by 30 shops of a shopping complex in a locality give rise to thefollowing distribution:Profit (in lakhsMore than or equal to 5More than or equal to 10More than or equal to 15More than or equal to 20More than or equal to 25More than or equal to 30More than or equal to 35Number of Shops (frequency)30281614103Draw both ogives for the above data and obtain the median profit. |
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| 15. |
6. The annual profits earned by 30 shops of a shopping complex in a locality giverise to the following distribution:Profit (in lakhs in Rs)More than or equal to 5More than or equal to 10More than or equal to 15More than or equal to 20More than or equal to 25More than or equal to 30More than or equal to 35Number of shops (frequency)3028161410Draw both ogives for the above data and hence obtain the median. |
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| 16. |
222If the geometric progressions 162, 54, 18 ..... andohave their n termequal. Find the value of n. |
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Answer» n=5 is the correct answer |
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| 17. |
Find the factors of: 16x3- 1443 |
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Answer» u r from where. how to get factors (4x+12) (4x-12) what is the answer. the one which I have written u r from where. first u tell how to get (14x+12) (14x-12) ok ok. okay okay okay okay. a bit lengthy coz this question is for 3 marks what u want to say. see I have a test Tom n man will put this question in the paper....so I want u to solve it in a lengthy manner so that I get full marks can you send me the contact number |
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| 18. |
(3) 39835. The cost of digging a pitch isRs. 1347. If the salary of the1labourers is increased by =and the hours of work by 20then what will be the approx-imate cost of digging it?(1) Rs. 1500 (2) Rs. 1533(3) Rs. 1443 (4) Rs. 166336in 700 |
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Answer» we should multiply 1347 × 1upon 8 divide by 1 upon 20 the correct answer is rs 1533 1) Rs.1500 is the correct answer the right answer is 1533. approximately Rs. 1533 4) Rs. 1663 is the correct answer approximately Rs 1533 |
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| 19. |
6437. The air distances of four cities from Delhi (in km) are given below:CityDistance from Delhi(in km)Kolkata Mumbai Chennai Hyderabad110017001220Draw a bar graph to represent the above data. |
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Answer» thanks 1407 Mumbai distance in dehli |
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| 20. |
8. Find 'x' from the equations:(i) x cot (90 A)tan (90° + A) sin A+ cosec (90 + A) 0 |
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| 21. |
Find the value of cos cos (90°-)-sin sin (90°-) |
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| 22. |
13. f6 *3 = 13,5 * 20 = 96,11 * 7 = 67, ñ 19 *11 = ?[Delhi Police (Constable) 2012](a) 207 (b) 209 (c) 191 (d) 194 |
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Answer» the way to solve this is 6×2=12+1=135×19=95+1=9611×6=66+1=67so,19×10=190+1=191.the answer is 191 just take a number behind the one after astrich and multiply then add 1 19*11=209 constable in Delhi police |
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| 23. |
60. If tan A + cot A 4 then (tan A)4+ (cot A) is equal toa) 110 b) 191 c) 80 d) 194 |
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| 24. |
who was the grandson of akbar the great? |
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Answer» Shah Jahanvia Jahangir Khusrau Mirzavia Jahangir Shahryarvia Jahangir Muhammad Parvizvia Jahangir |
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| 25. |
हर पी Tही o] bele B> e Lz && 9१4 595. 2४08 Albb i) by(e) |
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Answer» hit like if you find it useful |
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| 26. |
ला कि भर L- ४. 90B ) oS जून का_=(00-0= Yoy o wsap prypronofesi (PRI O freapT T )8 /दिए —5 595 o) Lef iv fr738, g v s v $=9d 7= |
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| 27. |
Match the opposites:achievementfuturenobleinstantwatchful(A)belatedfailurenegigentmeanpast |
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| 28. |
45Find Îť such that the scalar projecton on 2 i+\lambda j+3 k \text { is } \frac{6}{7} |
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| 29. |
of the speedIT. Two comobile start of the same time from cities 595 km apunt. If the speed of one isof the other and if they meet in 7 hours, what is the speed of each? |
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| 30. |
DATEPAGE Nomur |
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Answer» sum of no. = -3 other number + (-10/3) = -3 => other number = -3-(-10/3) => other number = 10/3-3 = 1/3 Thnku dear |
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| 31. |
a) 0(b)Where had the grandson found a cosy shelter? |
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Answer» The grandson found a cosy shelter under a cow's belly. |
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| 32. |
(c) human beings(d) resources2. Opposite of preservation' is(d) destruetion(a) conservation3. Which one of the following is not a synonym of 'wise?(b) construction(c) shelter |
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Answer» Ans :- Opposite of preservation is destruction . opposite of preservation is destruction |
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| 33. |
19. The inside perimeter of a running trackshown in the figure is 400 m. The length ofeach of the straight portions is 90 m, and theends are semicircles. If the track is 14 mwide everywhere, find the area of the track.Also, find the length of the outer boundary ofthe track-90m\ー14 mt |
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| 34. |
A worker is paid ₹595 for 7 days.How much will he earn in 15 days? |
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Answer» for 7 days=₹595for 1 day=₹595/7=85then for 15 days=15×85=₹1275 |
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| 35. |
बन 2256+ €05 50? + ८05 1707 e Gqaa aa |
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Answer» (cos 50°+cos70°)+cos170°=2cos60°cos-10°+cos170°=1cos10+cos170°=2cos90.cos-80=0 Like my answer if you find it useful! |
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| 36. |
7. Sheela had * 50,000 with her. She ordered 35 radiosets. If the cost of one radio set is 1,300, find theamount left with her. |
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Answer» Total money= 50000price of 35 radios= 45500remaining amount50000-45500= 4500 GIVEN,Total Money = ₹50,000She ordered radio = 35 cost of 1 radio = ₹1,300Therefore, Cost of 35 radio=35×₹1,300 =45500NOW,the amount left=₹(50,000-45500)=4500 |
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| 37. |
Recall, r is defined as the ratio of the circumference (say c) of a circle to its diamete(say d That is, π¡. This seems to contradict the fact that π is irrational. How wilyou resolve this contradiction? |
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| 38. |
3. Recall is defined as the ratio of the circumference (say c) of a circle to its diameterc(say d) That is, r-. This seems to contradict the fact that π is irrational. How willyou resolve this contradiction? |
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| 39. |
TRIGONOMETRYCHA1.Find the values of the following(1) 2 sin 15 cos 15° |
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Answer» 2sin15cos15=2 sin15cos(90-75)=2sin15sin15=2(1)(1)=2 |
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| 40. |
(3) 80(4) इनमें से कोई नहीं ।[P.0.1991, CPO2008]4. यदि किसी संख्या के और 3 भाग का अंतर 28 हो,तो वह संख्या क्या है?| (1) 50 (2) 70(3) 80(4) 100[ClerkGrade, 2006]can 20, |
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| 41. |
10. Raju purchases 10 pens for R 150 and Manish buys 7 pens for 84. Can you saywho got the pens cheaper? |
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| 42. |
28. For what value of n, the nth terms of the A.P.'s, 63, 65, 67,...and 3, 10, 17,....are equal. |
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| 43. |
9. In Fig. 12.84, two concentric circdes with centre O, have radii 21cm and 42cm. If ZAOB 60,find the area of the shaded region. | Use π =CBSE (AI) 2017] 360°Flg. 12.84 |
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| 44. |
In the given Fig. 13.111, the side of square is 28 cm, and radius of each circle is half ofthe length of the side of the square where O and O' are centres of the circles. Findthe area of shaded region.[CBSE 2017]O' |
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| 45. |
). Sonu and Monu bought a bat for R 250. Sonu paid175 and Monu paid the rest.What is the ratio of the amount Sonu paid to the amount Monu paid? |
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| 46. |
Maya, Mohan, Latha and Jagan bought a motorbike for 60000. Mayapaid one half of the sum of the amounts paid by the other three. Mohanpaid one third of the sum of the amounts paid by the other three, andLatha paid one fourth of the sum of the amounts paid by the other three.How much did Jagan has to pay ?(A) 15000 (B) 13000 (C) 17000 (D) 16000 |
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Answer» For Maya, let sum of money paid by all except Maya be xSo, Maya paid half of x = x/2 so, x+x/2= 60000which gives x= 40000so, Maya paid 40000/2 =20000 Let For Mohan, let sum of money paid by all except Mohan be xSo, Mohan paid x/3 so, x+x/3= 60000which gives x= 45000Mohan paid 45000/3= 15000 For Lata, let sum of money paid by all except Lata be xLata paid x/4So, x+x/4= 60000which gives x= 48000so, Lata paid 48000/4= 12000 So, amount paid by Jagan = 60000-(20000+15000+12000)= 13000 |
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| 47. |
rker is paid 850 for 5 days. What amount should be paid to him for1 A worker is paid15 days? |
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Answer» 850 for 5 daysPayment for one day = 850/5 = 170Payment for 15 days = 170 × 15 = 2550 Rs 850 for 5 days1 day money = 850/5=17015 days money = 170×15=2550 |
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| 48. |
A worker is paid309 for 6 days. Assuming that he works even on Sundays, findthe number of days he worked ifhe is paid 978.50b) the money he will be paid for the month of January |
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| 49. |
made fron the given sphere.A vertical pole of length 6 m casts a shadow 4 m long on the ground and at the same time a towercasts a shadow 28 m long. Find the height of the tower.20.ircumference of a circular track [Fig. 31 is 220 m. The track is 7 m wide everywhere. |
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Answer» Like my answer if you find it useful |
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| 50. |
E)iven below, 4POR and BOQ are equal, find the value of xs. In the fi110X15°0 |
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