period. How many cashiers are needed te have made in your calculation.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter4: Polynomial And Rational Functions
Section4.6: Variation
Problem 11E
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question 13 please
STAR
Jewel C
2 Two variables, x and y, are such that vi
directly proportional to the square of x
It is known that for a particular value of
y = 10. Find the value of y when this valu
of x is increased by 25%.
Garden
ance
ion is
Leav
e
via
15 customers in 12 minutes during a peak
period. How many cashiers are neededte
Fa
e
have made in your calculation.
umber
ers to
14 Pis inversely proportional to r?.
1
(a) When r=÷,P= 2. Find P when r=!
d to
2'
(b) A change inr produces a change in P.
When the value of ris multiplied by-.
the value of P changes by a factor of k.
Find the value of k.
with
ectly
en
Transcribed Image Text:STAR Jewel C 2 Two variables, x and y, are such that vi directly proportional to the square of x It is known that for a particular value of y = 10. Find the value of y when this valu of x is increased by 25%. Garden ance ion is Leav e via 15 customers in 12 minutes during a peak period. How many cashiers are neededte Fa e have made in your calculation. umber ers to 14 Pis inversely proportional to r?. 1 (a) When r=÷,P= 2. Find P when r=! d to 2' (b) A change inr produces a change in P. When the value of ris multiplied by-. the value of P changes by a factor of k. Find the value of k. with ectly en
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