21 Dec 2020: UPSC Exam Comprehensive News Analysis
21 Dec 2020 CNA:- Download PDF Here TABLE OF CONTENTS A. GS 1 Related B. GS 2 Related INTERNATIONAL RELATIONS... View Article
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20 Dec 2020: PIB Summary & Analysis
December 20th, 2020, PIB:- Download PDF Here TABLE OF CONTENTS 1. Gurudwara Rakabganj 2. 8th Producing Basin of India 3.... View Article
20 Dec 2020: The Hindu Analysis
UPSC Current Affairs Preparation: The Hindu Analysis Watch expert analysis of ‘The Hindu’ dated 20th December 2020. Important news and... View Article
20 Dec 2020: UPSC Exam Comprehensive News Analysis
20 Dec 2020 CNA:- Download PDF Here TABLE OF CONTENTS A. GS 1 Related SOCIAL ISSUES 1. ‘Any exploitation of... View Article
If Four Dice Are Thrown Together The Probability That The Sum Of The Number Appearing On Them Is 13 Is
1) 35/324 2) 5/216 3) 11/216 4) 11/432 Solution: Option (1) 35/324 If 4 dice are thrown, total sample space... View Article
A Problem Of Mathematics Is Given To Three Students Whose Chances Of Solving The Problem Are 13 14 And 15 Respectively The Probability That
1) 2/3 2) 3/4 3) 4/5 4) 3/5 Solution: Option (4) 3/5 Given that, P(A) = 1/3, P(B) = 1/4,... View Article
Two Dice Are Thrown Simultaneously What Is The Probability Of Obtaining A Multiple Of 2 On One Of The Them And A Multiple Of 3 On The Other
1) 5/36 2) 11/36 3) 1/6 4) ⅓ Solution: Option (3) 1/6 If two dice are rolled, total number of... View Article
From 10000 Lottery Tickets Numbered From 1 To 10000 One Ticket Is Drawn At Random What Is The Probability That The Number Marked On
1) 1/100 2) 1/50 3) 1/20 4) 1/10 Solution: Option (3) 1/20 Total number of lottery tickets = 10000 Favourable... View Article
The Probability Of Happening An Event A Is One Trial Is 04 The Probability That The Event A Happens At Least Once In Three Independent Trials Is
1) 0.936 2) 0.784 3) 0.904 4) 0.216 Solution: Option (2) 0. 784 Given: The probability that event happens =... View Article
The Probability Of Sure Event Is
1) 0 2) 1 3) 2 4) ½ Solution: Option (2) 1 The sure event is defined as an event... View Article
A Number Is Chosen At Random Among The First 120 Natural Numbers The Probability Of The Number Chosen To Be A Multiple Of 5 Or 15 Is
1) 1/5 2) 1/8 3) 1/24 4) ⅙ Solution: Option (A) 1/5 Given that, there are 120 natural numbers and... View Article
Two Dice Are Thrown The Probability That The Sum Of The Number Appearing Is More Than 10 Is
1) 1/18 2) 1/12 3) 1/6 4) None of these Solution: Option (2) 1/12 If two dice are thrown, the... View Article
Three Letters Are To Be Sent To Different Persons And Addresses On The Three Envelopes Are Also Written Without Looking At The Addresses
1) 1/27 2) 1/9 3) 4/27 4) 1/6 Solution: Option (4) ⅙ Given that, Number of letters = 3 and... View Article
A Box Contains 6 Nails And 10 Nuts Half Of The Nails And Half Of The Nuts Are Rusted If One Item Is Chosen At Random What Is The Probability That
1) 3/16 2) 5/16 3) 11/16 4) 14/16 Solution: Option (3) 11/16 Let A be the event of choosing the... View Article
A Dice Is Thrown Twice The Probability Of Getting 4 5 Or 6 In The First Throw And 1 2 3 Or 4 In The Second Throw Is
1) 1 2) 1/3 3) 7/36 4) None of these Solution: Option (2) ⅓ The probability of getting 4, 5,... View Article
From A Pack Of 52 Cards Two Are Drawn With Replacement The Probability That The First Is A Diamond And The Second Is A King Is
1) 1/26 2) 17/2704 3) 1/52 4) None of these Solution: option (3) 1/52 In a pack, there are 52... View Article
A Coin Is Tossed Twice The Probability Of Getting Head Both The Times Is
1) 1/2 2) 1/4 3) 3/4 4) 1 Solution: Option (2) ¼ If a coin is tossed twice, the total... View Article
A Coin Is Tossed And A Dice Is Rolled The Probability That The Coin Shows The Head And The Dice Shows 6 Is
1) 1/8 2) 1/12 3) 1/2 4) 1 Solution: Option (2) 1/12 Let A be the event of tossing a... View Article
Two Cards Are Drawn One By One At Random From A Pack Of 52 Cards The Probability That Both Of Them Are King Is
1) 2/13 2) 1/169 3) 1/221 4) 30/221 Solution: Option (2) 1/221 Total number of cards in a pack =... View Article
If A Dice Is Thrown Twice Then The Probability Of Getting 1 In The First Throw Only Is
1) 1/36 2) 3/36 3) 5/36 4) ⅙ Solution: Option (3) 5/36 The probability of getting 1 in the first... View Article
