Math, asked by razasajid152, 10 months ago

anybody can help me to solve this

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Answered by pm9740517141

0

Answer:

your answer is 9/16.............

Answered by debojitsahu999

1

Answer:

The probability is 9/16.

Step-by-step explanation:

Total no. of bulbs which have life less than 900 hours is = 10+12+23

= 45

total no. of bulbs = 80

probability = 45/80

= 9/16

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solve this.............