PRACTICING NOTE🤓📝📔

1) Answer: c) Let the yellow ball be x, Probability of getting one yellow ball = 1/7 xC1/(12 + x)C1 = 1/7 x/(12 + x) = 1/7 7x = 12 + x 6x = 12 x = 2 Yellow balls in bag A = 2 balls Total probability = 14C3 The probability of getting at least one pink ball = > 1 – P(none is pink ball) Probability of getting none is pink ball = >11C3 /14C3 = 165/364 The probability of getting at least one pink ball = > 1 – (165/364) = 199/364 2) Answer: a) Let the white ball be X, Probability of getting one yellow ball = 1/3 5C1/(12 + X)C1 = 1/3 5/(12 + X) = 1/3 15 = 12 + X X = 3 The total white balls in bag C = 3 Total probability = 15C4 Required probability = 3C1 and 5C1 and 4C1 and 3C1 The probability of getting different color balls = > [3C1 and 5C1 and 4C1 and 3C1]/15C4 = > 12/91 3) Answer: d) Let the black ball be X, Probability of getting one yellow ball = 1/5 4C1/(15 + X)C1 = 1/5 4/(15 + X) = 1/5 20 = 15 + X X = 5 Total number of black balls = 5 Total probability = 20C4 Required probability = 5C2 and 15C2­ The probability of getting 2 pink balls from bag D = > (5C2 and 15C2­)/20C4 = > 70/323 4) Answer: b) Let the pink ball in bag B be X, Probability of getting one yellow ball = 3/10 6C1/(13 + X)C1 = 3/10 6/(13 + X) = 3/10 13 + X = 20 X = 7 The total number of pink ball in bag B = 7 balls Total balls in bag B = 5 + 6 + 7 + 2 = 20 Let the yellow ball in bag E be Y, Probability of getting one yellow ball = 1/5 YC1/(12 + Y)C1 = 1/5 Y/(12 + Y) = 1/5 5Y = 12 + Y 4Y = 12 Y = 3 The total number of yellow ball in bag E = 3 balls Total balls in bag E = 3 + 3 + 5 + 4 = 15 Required ratio = 20 : 15 = 4 : 3 5) Answer: a) Let the pink ball in bag B be X, Probability of getting one yellow ball = 3/10 6C1/(13 + X)C1 = 3/10 6/(13 + X) = 3/10 13 + X = 20 X = 7 The total number of pink ball in bag B = 7 balls Total number of pink balls in all the bags together = > 3 + 7 + 4 + 5 + 5 = 24 Let the yellow ball in bag A be Y, Probability of getting one yellow ball = 1/7 YC1/(12 + Y)C1 = 1/7 Y/(12 + Y) = 1/7 7Y = 12 + Y 6Y = 12 Y = 2 Yellow balls in bag A = 2 balls Let the yellow ball in bag E be Z, Probability of getting one yellow ball = 1/5 ZC1/(12 +Z)C1 = 1/5 Z/(12 + Z) = 1/5 5Z = 12 + Z 4Z = 12 Z = 3 The total number of yellow ball in bag E = 3 balls Total number of yellow balls in all the bags together = > 2 + 6 + 5 + 4 + 3 = 20 Required % = (24/20)*100 = 120 %

The following table shows the number of 4 different color balls in 6 different bags. JOIN @PRACTICE_NOTE

6) Answer: a) The total number of fortune magazine readers of Kerala and MP in the year 2017 = >36000 + 28000 = 64000 The total number of fortune magazine readers of Maharashtra and Karnataka in the year 2018 = >26000 + 30000 = 56000 Required ratio = 64000 : 56000 = 8 : 7 7) Answer: d) The total number of fortune magazine readers of Andhra in both the years together = >25000 + 32000 = 57000 The total number of fortune magazine readers of Maharashtra in both the years together = >32000 + 26000 = 58000 Required difference = 58000 – 57000 = 1000 8) Answer: b) The average number of fortune magazine readers of all the given states in the year 2018 = >(32000 + 38000 + 44000 + 26000 + 30000) / 5 = > 170000/5 = 34000 9) Answer: e) Total number of fortune magazine readers of Andhra and Karnataka in the year 2018 = >32000 + 30000 = 62000 Total number of fortune magazine readers of Kerala and Maharashtra in the year 2017 = >36000 + 32000 = 68000 Required % = (62000 / 68000) * 100 = 91.17 % = 91 % 10) Answer: c) The total number of fortune magazine readers of Kerala in both the years together = >36000 + 38000 = 74000 The total number of fortune magazine readers of MP in both the years together = >28000 + 44000 = 72000 Required % = [(74000 – 72000) / 72000] * 100 = 2.77 % = 3 % more

The following bar graph shows the total number of fortune magazine readers (In thousands)in the year 2017 and 2018 in 5 different states. JOIN @PRACTICE_NOTE

6) Answer: a) The total number of males working in department A = > 1500 * (52/100) The total number of females working in department D = > 2000 * (54/100) Required ratio = [1500 * (52/100)] : [2000 * (54/100)] = > 13 : 18 7) Answer: d) The total number of unmarried males in department B and E together = > 1200 * (48/100) * (13/32) + 2300 * (42/100) * (1/3) = > 234 + 322 = 556 8) Answer: b) The average number of females working in department B, C and D together = > [1200 * (52/100) + 1800 * (46/100) + 2000 * (54/100)]/3 = > [624 + 828 + 1080]/3 = > 2532/3 = 844 9) Answer: a) Total number of females working in department A and E together = > 1500 * (48/100) + 2300 * (58/100) = > 720 + 1334 = 2054 Total number of males working in department C and D together = > 1800 * (54/100) + 2000 * (46/100) = > 972 + 920 = 1892 Required % = (2054/1892) * 100 = 108.56 % = 109 % 10) Answer: c) Total number of employees working in department A and B together = > 1500 + 1200 = 2700 The total number of employees working in department E = 2300 Required % = [(2700 – 2300) / 2300] * 100 = 17.39 % = 17 % more

The following table shows the total number of employees working in 5 different departments and the percentage of females among them. JOIN @PRACTICE_NOTE

https://youtube.com/channel/UCGYuod817hRSQrs3ZjC_V2w SUBSCRIBE👆 Karo

DI SET DAY - 181🥳🥳

https://youtu.be/w3ndMkMCTGQ 🦋Daily Current Affairs MCQ🦋 ☘️23 And 24 February 2022 ☘️ ❤️FOR ALL GOVT. EXAMS❤️ 👉LIKE , SHARE AND SUBSCRIBE😊 https://youtu.be/w3ndMkMCTGQ https://youtu.be/w3ndMkMCTGQ

https://youtu.be/GZRODeNrTVc https://youtu.be/GZRODeNrTVc https://youtu.be/GZRODeNrTVc SABHI LOG SUBSCRIBE KARE HAMARE YOUTUBE CHANNEL KO 👆

🔰The Hindu Vocabulary For All Competitive Exams | 24-02-2022🔰 1. ABHORRENT (ADJECTIVE): (घिनौना): hateful Synonyms: detestable, detested Antonyms: admirable Example Sentence: Racism is abhorrent to us all. 2. VOLATILE (ADJECTIVE): (अस्थिर): tense Synonyms: strained, fraught Antonyms: stable Example Sentence: The political situation was becoming more volatile. 3. DESPERATE (ADJECTIVE): (निराशाजनक): despairing Synonyms: hopeless, anguished Antonyms: cheerful Example Sentence: A desperate sadness had enveloped my mind. 4. RELUCTANT (ADJECTIVE): (अनिच्छुक): unwilling Synonyms: disinclined, unenthusiastic Antonyms: willing Example Sentence: He is always reluctant in trying anything new. 5. DISCARD (VERB): (अलग करना): throw away Synonyms: throw out, get rid of Antonyms: keep Example Sentence: She bundled up the clothes she had discarded. 6. IRONIC (ADJECTIVE): (ताने के तौर पर): sarcastic Synonyms: sardonic dry Antonyms: sincere Example Sentence: His mouth curved into an ironic smile. 7. ABOLISH (VERB): (समाप्त करना): put an end to Synonyms: do away with, get rid of Antonyms: retain Example Sentence: The tax was abolished in 1977. 8. ADULTERATE (VERB): (मिलावट करना): degrade Synonyms: debase, spoil Antonyms: refine Example Sentence: The brewer is said to adulterate his beer. 9. DEFAMATORY (ADJECTIVE): (अपवादक): libellous Synonyms: slanderous, defaming Antonyms: complimentary Example Sentence: He used a defamatory statement to mention her. 10. RIDICULE (VERB): (उपहास करना): deride Synonyms: mock, laugh at Antonyms: praise Example Sentence: His theory was ridiculed and dismissed. @PRACTICE_ENGLISH_VOCAB

Dekho jo log nhi dekhe aur Subscribe bhi karte jao👆

https://youtu.be/GZRODeNrTVc 🦋Daily Current Affairs MCQ🦋 ☘️16 And 17 February 2022 ☘️ ❤️FOR ALL GOVT. EXAMS❤️ 👉LIKE , SHARE AND SUBSCRIBE😊 https://youtu.be/GZRODeNrTVc https://youtu.be/GZRODeNrTVc

Anybody want to take unacademy subscription for railway/SSC/banking/upsc/ UGC-NET can message me for max discounts. CONTACT :- @MISSION_SBI 👈 👆👆👆👆👆👆👆👆👆👆👆

🌼SBI PO PRELIMINARY 2022🌼 ❄️LIC AAO PRELIMINARY 2022 ❄️ 🍏IBPS PO/CLERK PRELIMINARY 2022 🍏 🥭IBPS RRB PO/CLERK PRELIMINARY 2022🥭 ✌️550+ PUZZLE✌️ ❄️ PRELIMINARY LEVEL❄️ 👉EVERY DAY 5 PUZZLE👈 JOIN @PRACTICE_MIND DAY - 1 DAY - 2 DAY - 3 DAY - 4 DAY - 5 DAY - 6 DAY - 7 DAY - 8 DAY - 9 DAY - 10 DAY - 11- 12 DAY - 13 DAY - 14 DAY - 15 DAY - 16 DAY - 17 DAY - 18 DAY - 19 DAY - 20 DAY - 21 DAY - 22 DAY - 23 DAY - 24 DAY - 25 DAY - 26 DAY- 27 DAY - 28 DAY - 29 DAY- 30 DAY- 31 DAY - 32 DAY - 33 DAY- 34 DAY - 35 DAY- 36 DAY - 37 DAY - 38 DAY- 39 DAY - 40 DAY - 41 DAY - 42 DAY- 43 DAY- 44 DAY- 45 DAY- 46 DAY- 47 DAY - 48 DAY- 49 DAY - 50 DAY - 51 DAY- 52 DAY - 53 DAY- 54 DAY - 55 DAY - 56 DAY- 57 DAY- 58 DAY - 59 DAY - 60 DAY - 61 DAY - 62 DAY - 63 DAY - 64 DAY - 65 DAY - 66 DAY- 67 DAY - 68 DAY - 69 DAY - 70 DAY - 71 DAY - 72 DAY - 73 DAY - 74 DAY - 75 DAY - 76 DAY - 77 DAY - 78 DAY - 79 DAY - 80 DAY - 81 DAY - 82 DAY - 83 DAY - 84 DAY - 85 DAY - 86 DAY - 87 DAY - 88 DAY - 89 DAY - 90 DAY - 91 DAY - 92 DAY - 93 DAY - 94 DAY - 95 DAY - 96 DAY - 97 DAY - 98 DAY - 99 DAY - 100 DAY - 101 PRELIMINARY PUZZLE 👆 JOIN @PRACTICE_MIND

Thoda dekh bhi liya karo👆👆