24. It is known that a box of 550 bulbs contain 22 defective bulbs. One bulb is taken out at
random from the box. Find the probability of getting :
(1) Defective bulbs
Good bulbs
Answers
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Answer:
1) 1/25
2) 264/275
Step-by-step explanation:
1) Probability of getting defective bulbs =
no. of defective bulbs / total no. of bulbs
= 22/550 = 1/25
2) Probability of getting good bulbs =
( total no. of bulbs - defective bulbs) / total bulbs
= (550-22) /550 = 528/550 = 264/275
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