A Man And His Wife Appear For An Interview For Two Vacancies In The Same Posts The Probability Of The Husbands Selection Is 17 And That Of
1) 1/7 2) 2/7 3) 3/7 4) None of these Solution: Option (2) 2/7 Let X be the event that... View Article
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A Card Is Drawn At Random From A Well Shuffled Pack Of 52 Cards The Probability Of Getting A Two Of Heart Or Two Of Diamonds Is
1) 1/26 2) 2/17 3) 1/13 4) None of these Solution: Option (2) 2/17 Total number of cards = 52... View Article
A Locker Can Be Opened By Dialing A Fixed Three Digit Code Between 000 And 999 A Stranger Who Does Not Know The Code Tries To Open
1) k/999 2) k/1000 3) (k-1)/1000 4) None of these Solution: Option (2) k/1000 Let A be the event that... View Article
The Event A Is Independent Of Itself If And Only If Pa Equals
1) 0 2) 1 3) 0, 1 4) None of these Solution: Option (3) 0, 1 The event A is... View Article
A Box Containing 4 White Pens And 2 Black Pens Another Box Containing 3 White Pens And 5 Black Pens If One Pen Is Selected From Each Box
1) 1/2 2) 1/3 3) 1/4 4) 1/5 Solution: Option (3) 1/4 Total number of pens in box 1 =... View Article
There Are 4 Envelopes With Addresses And 4 Concerning Letters The Probability That Letter Does Not Go Into Concerning Proper Envelope Is
1) 19/24 2) 21/23 3) 23/24 4) 1/24 Solution: Option (3) 23/24 Given that there are 4 letters and 4... View Article
A Card Is Drawn Randomly From A Pack Of Playing Cards Then The Probability That It Is Neither Ace Nor King Is
1) 11/13 2) 8/13 3) 10/13 4) 12/13 Solution: Option (1) 11/13 Total number of cards in a pack =... View Article
What Is Idempotent Law
In set theory, Idempotent law is one of the important basic properties of sets. According to the law; Intersection and... View Article
How Is Principal And Interest Calculated
The Formula for simple interest helps to calculate the principal and interest rate of any amount. SI = (P ×... View Article
What Is Nullspace Of A Matrix
In linear algebra, Null space is used to identify the linear relationship among attributes. Let P and Q are two... View Article
What Is The Integration Of 1
Integration of 1 with respect to x is x + c, where c is constant of integration. Also Read: Integration
What Is Formula Of A3 B3
Mathematical formula for a3 – b3 and a3 + b3 are: (a3 – b3) = (a – b)(a2 + b2... View Article
What Is The Formula Of Tsa Of Cube
The total surface area of a cube is the sum of areas of all its sides, which is six times... View Article
What Is The Formula Of Gp
GP is a sequence of numbers that follow a pattern. The general sequence is a, ar, ar2, ar3, and so... View Article
What Is Tsa Of Cylinder
The total surface area of the cylinder is the sum of the areas of its circular top and base and... View Article
What Is A Row Matrix
A matrix having a single row is called a row matrix. For example, A = [1 2 4] is a... View Article
What Is Volume Of Square
Volume of any figure shows the amount of three-dimensional space occupied by a closed surface. Since square is a two... View Article
What Is The Upper Limit
In calculus, a limit is the value that a function “approaches” as the input “approaches” some value. Basically there are... View Article
What Is A Circle Theorem
There are many theorems related to the circle such as Thales’ theorem, cyclic quadrilateral theorem, chord of circle, tangent of... View Article
What Are The 6 Trigonometric Ratios
Trigonometry is a branch of Mathematics that deals with the sides and angles of a right-angled triangle. Read more. Let... View Article
