A department store buys 500 shirts at a cost of $12,000 and sells them at a selling price of $30 each. Find the percent markup
The percent markup is % (Round to the nearest winole number as needed.)
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25%

Step-by-step explanation:

A department store buys 400 shirts at a cost of $6,400 and sells them at a selling price of $20 each. Find the percent markup.

I couldn't seem to calculate: A department store buys 500 shirts at a cost of $12,000 and sells them at a selling price of $30 each.

Find the percent markup

The percent markup is % (Round to the nearest whole number as needed.)

the two may have that, even a breakdown is probably offered

step-by-step explanation:

to find if any function is an inverse of the other, put the first equation in as x in the next one. then simplify and solve. if at the end you get the statement y = x, then it is an inverse. if you get anything else, it is not.