Math Ii Exam Worksheet - Boulton Stats Review Page 5
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1116 Which equation represents the statement
“ z varies directly with x and inversely with y ” ?
kx
F z =
y
k
G z =
xy
ky
H z =
x
J z = kxy
17 The time it takes to do a job is inversely proportional to the number of workers. If 8
workers can do a job in 6 days, then 16 workers can do the same job in —
A 12 days
B 3 days
C 6 days
D 1.5 days
18 Which equation represents the statement
n
“ r is inversely proportional to s and directly proportional to the cube of t
?
F
G
H
J
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