When the doctor arrives late, what is the probability that he comes by bike? Option 1: 5/21 Option 2: 4/7 Option 3: 5/6 Option 4: 1/6

The answer is '1/6'. View full solution:

CUET Mathematics - When the doctor arrives late, what is the probability that he comes by bike? | PYQs + Solutions

CUET Mathematics 2022 4 Aug Shift 1

Algebra

Easy

$\frac{5}{21}$

$\frac{4}{7}$

$\frac{5}{6}$

$\frac{1}{6}$

✅ Correct Option: 4

Related questions:

29 May Shift 2

Match List-I with List-II

If the random variable x has the following distribution:

x	0	1	2	otherwise
P(x)	k	k	2k	0

List-I	List-II
(A) k	(I) $\frac{3}{4}$
(B) P(x ≥ 2)	(II) $\frac{1}{4}$
(C) P(x ≤ 2)	(III) $\frac{1}{2}$
(D) P(0 < x ≤ 2)	(IV) 1

Choose the correct answer from the options given below:

16 July Shift 2

The probability that a question is guessed by a student and found to be correct is.

17 Aug Shift 2

It is given that only 0.1% of a large population have COVID infection. In this population, the reliability of COVID RTPCR-test is specified as follows :

For persons having COVID, 90% of the test detects the disease but 10% goes undetected. For persons not having COVID, 99% of the test is judged COVID negative but 1% are diagnosed as COVID positive.

Based on the above informations, answer the question :

The probability that the selected person will be diagonosed as COVID positive is :

CUET Mathematics 2022 4 Aug Shift 1 PYQs

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