The answer is .
Multiple numerators by nums, and denoms by denoms.
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Hope this helped and branluest would be appreciated
Leona has 4 nickels, 6 pennies, 4 dimes, 2 quarters in a change purse. Leona lets her little sister Daisy pick a coin at random.
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Answer:
About 3 years Speedy Jet printers be guaranteed.
Step-by-step explanation:
Given : Quality control studies for Speedy Jet Computer Printers show the lifetime of the printer follows a normal distribution with
mean and standard deviation
If the company wishes to replace no more than 10% of the printers.
To find : How long should Speedy Jet printers be guaranteed ?
Solution :
Using Z- table,
Z value corresponding to 10% or 0.10 = -1.28.
Applying z-score formula,
The value of x is given by,
Substitute the values,
So, approx 3 years.
Therefore, About 3 years Speedy Jet printers be guaranteed.