Question 1203077
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<H3>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;H I N T</H3>

The total area of &nbsp;30.15% &nbsp;to the right of z is the same &nbsp;(produces the same z-score)
as the total area of &nbsp;100% - 30.15% = 69.85% &nbsp;to the left of z.



Having this hint, &nbsp;use the standard table of cumulative normal function
and complete the job on your own.


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This hint is very/(extremely) &nbsp;useful: &nbsp;it will help you to solve hundreds 
other similar and different problems in the future.


Use it every time as you need to solve similar problem.



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If you need more information on how to use this table, &nbsp;then see, &nbsp;listen and learn from this &nbsp;Youtube video-lesson

https://www.youtube.com/watch?v=lgwT6tDniko


or read and learn from this textual description

https://builtin.com/data-science/how-to-use-a-z-table



Happy learning &nbsp;(&nbsp;!&nbsp;)