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Black_prince [1.1K]
2 years ago
7

A box contains 75 red and 25 green light bulbs. it is found that 20 bulbs in the box are defective, of which 2 are red. what is

the probability that a bulb selected randomly from the box is either a red bulb or a defective bulb?
0.82
0.93
0.73
0.95
Mathematics
1 answer:
Afina-wow [57]2 years ago
8 0

Answer:

15 bulbs are red.

Step-by-step explanation: Because 75 is 3 times as big as 25 so every 1 green light bulb 3 red light bulbs will be deflective.

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