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Answer:
[tex]\bf\Huge 65 [/tex]
Step-by-step explanation:
finding the original price
⟼ 100 •/• - 10 •/• = 90•/•
⟼ 90.•/• = $ 58•50
⟼ 1 •/• = $ 58•50 / 90
⟼ 100 •/• = $ 58•50 / 90 × 100
⟼ 100 •/• = $ 5850 / 90
⟼ 100 •/• = $ 585 / 9
⟼ 100 •/• = $ 65.
∴ the original price is $ 65.