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شائع Word Problems >

A sales tax of 13.00% increased the cost of a meal to 30.65. What was the cost of the meal before sales taxes?

الحلّ

A s a l es t a x o f 13.00% in cre a se d t h e cos t o f a m e a l t o 30.65. Wha t w a s t h e cos t o f t h e m e a l b e f ore s a l es t a x es ?

الحلّ

Amount before tax : 27.12389 \dots

خطوات الحلّ

Translate the problem into an equation:

30.65 = x + 0.13 x

30.65 = x + 0.13 x : x = \frac{3065}{113}

\frac{3065}{113} = 27.12389 \dots

Amount before tax : 27.12389 \dots

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