Let n be equal to 182%of 60. Which of the following proportions is true? 182
n
OA)
60
100
182
OB)
100
60
60
128
o
II
100
n
60
n
OD)
128
100

my answer got deleted but it's a

step-by-step explanation:

just get this app called photo math it should be able to do those

there is only one way to arrange all the eight relative to each other because they are not distinct. we have

now there are nine places to place an (and not more than one in one place).   because we have four symbols, we need to choose four of these nine places to insert an . order does not matter because the are not distinct.

thus there are 1 · c(9,4) ways, or, if we calculate it,

thus there are 126 ways to form such "words."