Question:
A mathematics teacher told the students that her laptop and phone can run out of charge independently of each other. The probability that her phone is out of charge is 0.2 and the probability that they are both out of charge is 0.06. Find the probability that her laptop is out of charge.
A mathematics teacher told the students that her laptop and phone can run out of charge independently of each other. The probability that her phone is out of charge is 0.2 and the probability that they are both out of charge is 0.06. Find the probability that her laptop is out of charge.
Updated On: Sep 12, 2024
- 0.86
- 0.4
- 0.3
- 0.14
Hide Solution
Verified By Collegedunia
The Correct Option is C
Solution and Explanation
The correct option is (C): 0.3
Was this answer helpful?
0
0
Top Questions on Problems of Teaching Maths
- Children are taught about proofs in mathematics to develop ____________reasoning.
- CUET (UG) - 2023
- Teaching Aptitude
- Problems of Teaching Maths
- Which of the following intellectual abilities can be developed by teaching art and mathematics in an integrated manner?
- CUET (UG) - 2023
- Teaching Aptitude
- Problems of Teaching Maths
- Anuj guesses a multiple choice quiz randomly. There are 20 questions and each question has five possible answers. If X is the number of questions, Anuj answers correctly, the mean of X is
- CUET (UG) - 2023
- Teaching Aptitude
- Problems of Teaching Maths
- By explaining the theory of probability a teacher told that "For a particular E; we can use a special formula." Which theorem is he/she teaching?
- CUET (UG) - 2023
- Teaching Aptitude
- Problems of Teaching Maths
- A lot of school children find mathematics very difficult and social sciences easy. One of the reasons for their perceptive is that
- CUET (UG) - 2023
- Teaching Aptitude
- Problems of Teaching Maths
Questions Asked in CUET exam
- A molecule X associates in a given solvent as per the following equation:
X ⇌ (X)n
For a given concentration of X, the van’t Hoff factor was found to be 0.80 and the
fraction of associated molecules was 0.3. The correct value of ‘n’ is:- CUET (UG) - 2024
- Solutions
- Who devised the concept of Intelligence Quotient (IQ)?
- CUET (UG) - 2024
- Psychological attributes
- Two pipes A and B can fill a tank in 32 minutes and 48 minutes respectively. If both the pipes are opened simultaneously, after how much time B should be turned off so that the tank is full in 20 minutes?
- CUET (UG) - 2024
- Time and Work
- If \(A = \begin{bmatrix} 3 & 2 \\ -1 & 1 \end{bmatrix} \quad \text{and} \quad B = \begin{bmatrix} -1 & 0 \\ 2 & 5 \\ 3 & 4 \end{bmatrix},\)then \((BA)^T\) is equal to:
- CUET (UG) - 2024
- Matrices
- The spin-only magnetic moment of Hexacyanomanganate(II) ion is.........BM
- CUET (UG) - 2024
- Magnetic moment
View More Questions