Suppose y varies directly with x. if y= 24 when x = 4, what is y when x = 9?
2 answers:
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By the law of cosines, the angle 
satisfies
which reduces to
which converts to approximately 77 degrees (this can be done my multiplying by 180 and dividing by pi).
which reduces to
which converts to approximately 77 degrees (this can be done my multiplying by 180 and dividing by pi).
Jasmine can run in one hour is 7.25 miles.
<h3>What is the formula of unitary method?</h3>The formula of the unitary method is to find the value of a single unit and then multiply the value of a single unit to the number of units to get the necessary value.
Given that,
Jasmine can run 4 miles in
of an hour.
of an hour = 4
miles
= miles
By using unitary method we will find the value of an hour.
1 hour =
= ×
=
1 hour = 7.25 miles
Hence, Jasmine can run in one hour is 7.25 miles.
To learn more about unitary method from the given link:
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