Sally has a collection of 600 skirts. Of these shirts, 25% are blue, 30% are pink, and the rest are black. How many skirt's in Sally’s collection are black?

270

Step-by-step explanation:

because 25% blue 30% pink

so 25+30=55

100-55=45

600×45%=270 shirts

if you use photomath right away it will give you the answer not like this app that you have to wait for people.

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step-by-step explanation:

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