Answer:
Part a) 
Part b) 
Step-by-step explanation:
we know that
A reciprocal of a rational number 
is obtained by changing the numerator and denominator, so the numerator becomes the denominator and the denominator becomes the numerator obtaining 
Part a) we have
200
we know that
the given number can be expressed as 
so
changing the numerator and denominator
The reciprocal is equal to
Part b) we have
450
we know that
the given number can be expressed as 
so
changing the numerator and denominator
The reciprocal is equal to
Answer:
Volume: V≈113.1
Step-by-step explanation:
Solved for sphere
Shape: Sphere
Formula: V=43πr3
Volume: V≈113.1
1: R is the radius meaning calculate the radius to find the volume of a sphere.
2: The correct answer is below for this question.
Answer: V≈113.1
<em><u>Hope this helps.</u></em>
Answer:
grpuirpfs better luck next time
Step-by-step explanation:
Well one week she'd have 23.50$. So per week you multiply that number by the number of weeks.
I hope this is what you were looking for, the question was a bit confusing.
Answer:
C
Step-by-step explanation:
Since the triangles are similar then the ratios of corresponding sides are equal, that is
= 
, substituting values
= 
( cross- multiply )
21x = 7(24 - x) ← distribute
21x = 168 - 7x ( add 7x to both sides )
28x = 168 ( divide both sides by 28 )
x = 6 → C
