Math, asked by karkeraronit, 1 year ago

Out of 100 screws 70 are good and 30 are defective. Find the probability that out of 2 screws selected at random 1) Both are good 2) First good and second defective

Answers

Answered by Ayushrout

1

1.probability will be 70/100=0.7
2. probability will be 70/100=0.7
probability will be 30/100=0.3

Previous Question

Next Question

Similar questions

Chemistry, 7 months ago

Chlorophyll , the substance responsible for the green colour of leaves, has one Mg atom per chlorophyll molecule and contains 2.72% Mg by mass. What is the molar mass of chlorophyll? (1) 882.4 g/mol (2) 441.2 g/mol (3) 661.8 g/mol (4) 330.9 g/mol ...

English, 7 months ago

how were the Trojans protected during warmtime...

Math, 7 months ago

Find the value of k for which the quadratic equation (k - 2)x^2 (2k - 3)x +(5k - 6)=0 has real roots...

Biology, 1 year ago

acetobacter and dash are used for organic farming...

English, 1 year ago

write a letter to your younger brother advising to give up company...

Business Studies, 1 year ago

In which market form,a market is dominated by a single seller?

Social Sciences, 1 year ago

distinguish between northern plain and plateau...

Math, 1 year ago

how to solve the question...