A box contains 10 good articles and 6 with defects. One article is chosen at random. probability tha

English

Gujarati

Hindi

14.Probability

easy

A box contains $10$ good articles and $6$ with defects. One article is chosen at random. What is the probability that it is either good or has a defect

A

$\frac{{24}}{{64}}$

B

$\frac{{40}}{{64}}$

C

$\frac{{49}}{{64}}$

D

$\frac{{64}}{{64}}$

Solution

(d) Required probability $ = \frac{{64}}{{64}}.$

Standard 11

Mathematics

Share

Similar Questions

Three letters are to be sent to different persons and addresses on the three envelopes are also written. Without looking at the addresses, the probability that the letters go into the right envelope is equal to

easy

The probability that in a year of the $22^{nd}$ century chosen at random there will be $53$ Sundays is

hard

The probabilities of a problem being solved by two students are $\frac{1}{2},\frac{1}{3}$. Then the probability of the problem being solved is

medium

A card is drawn at random from a well shuffled pack of $52$ cards. The probability of getting a two of heart or diamond is

easy

If any four numbers are selected and they are multiplied, then the probability that the last digit will be $1, 3, 5$ or $7$ is

easy