Lena body kitchen table at the sale price of $375.20. The original price of the table was $560. What was the rate of the discount on the table? Do not include the percentage sign in your answer

$15 each

step-by-step explanation:

$45/3 children= $15 each

can i see the following ?

step-by-step explanation:

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."