Classify the real number

Thank you so much❤❤❤

I know for sure it's rational and an integer. I don't think there should be anymore to apply.

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I hope this helped you. .+(´^ω^`)+.

$20.01

step-by-step explanation:

the sale price is (1.00 - 0.77)($87), or 0.23($87), or $20.01.