# math 102

a box of light bulbs contains 95 good bulbs and 5 bad ones. if 3 bulbs are selected at random from the box, what is the probability that 2 are good and 1 is bad

1. 👍
2. 👎
3. 👁
1. If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events.

95/100 * 95/100 * 5/100 = ?

1. 👍
2. 👎
2. um

1. 👍
2. 👎

## Similar Questions

1. ### English

Choose the answer that best matches the word in italics. One way to save money on electricity is to replace incandescent bulbs with compact fluorescent (CF) light bulbs. A.) outside visible spectrum B.) creating light by radiating

2. ### MATH

Chantal has a flower bed. She has three types of flowers, Daffodils, Hyacinths and Tulips. She has 8 Daffodil bulbs, 10 Hyacinths bulbs and 12 Tulip bulbs. For every 3 bulbs that were planted, how many hyacinth bulbs were planted?

3. ### math

A manufacturer of light bulbs knows that 3% of the production of their 60W bulbs will be defective. What is the probability that exactly 5 bulbs in a carton of 144 will ne defective?

4. ### Pre-Algebra

1. What are the next three terms in the sequence? (1 point) -3,6,15,24, … a. 35,46,57 b.34,44,54 c.33,44,56 d.33,42,51*** 2. Geoff planted dahlias in his garden. Dahlias have bulbs that divide and reproduce underground. In the

1. ### Statistics

A box contains 12 lights bulbs, of which 4 are defective. All bulbs look alike and have equal chance of being chosen. 3 light bulbs are selected from the box to check the quality. a. List all the possible outcomes b. find the

2. ### Math

A random sample of 50 was taken from a shipment of 12,000 light bulbs. There were 2 broken bulbs in the sample. How many broken bulbs would you expect in the entirs shipment? A. 240 B. 480 C. 2,400 D. 4,800 My answer is B, am I

3. ### Math

Daphne replaced light bulbs in her mothers store.She had 3/4 of a box of light bulbs. She used 1/3 of the bulbs. a. What fraction of the box of light bulbs was left? b. How many light bulbs are in a full box? Explain. Thanks to

4. ### statistics

12 light bulbs are tested to see if they last as long as claimed. 3 of them fail. 2 light bulbs are selected at random without replacement. find the probablility that at least one of the 2 selected failed the test.

1. ### Math

2.)Geoff planted dahlias in his garden. Dahlias have bulbs that divide and reproduce underground. In the first year, Geoff’s garden produced 4 bulbs. In the second year, it produced 8 bulbs, and in the third year, it produced 16

2. ### Math

A strand of lights has 50 light bulbs. Eight bulbs are burned out. Write the ratio of total number to the bulbs that are burned out.show this ratio all 3 ways, in simpliest form.

3. ### math

A random sample of 50 was taken from a shipment of 12,500 light bulbs. There were 2 broken bulbs in the sample. How many broken bulbs would you expect in the entire shipment?