Mathematics, 24.01.2020 23:31 viv1302
Suppose a manufacturer of light bulbs produces a 75-watt bulb that burns a mean of 7500 hours before it burns out. it has a standard deviation of 220 hours. what percentage of their bulbs would they have to replace under warranty if they offered a warranty of 7200 hours?
Answers: 2
Mathematics, 21.06.2019 12:30, jaydenromero31
And employees salary increase by $4500 which represents a 15% raise what is the employees new salary
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Mathematics, 21.06.2019 17:30, edfwef5024
Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.
Answers: 2
Suppose a manufacturer of light bulbs produces a 75-watt bulb that burns a mean of 7500 hours before...
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