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तमिलनाडु बोर्ड ऑफ सेकेंडरी एज्युकेशनएसएसएलसी (अंग्रेजी माध्यम) कक्षा ८

Find the unknowns x, y and z. Name of the item Marked Price Selling Price Discount Book ₹ 225 x 8%

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प्रश्न

Find the unknowns x, y and z.

Name of the item Marked Price Selling Price Discount
Book ₹ 225 x 8%
योग
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उत्तर

Book marked price = ₹ 225 discount 8%

∴ Selling price (x) = `"Marked price" xx (((100 - "d"%))/100)`

= `225 xx ((100 - 8))/100`

= `225 xx 92/100`

= ₹ 207

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अध्याय 4: Life Mathematics - Exercise 4.2 [पृष्ठ १३१]

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सामाचीर कलवी Mathematics [English] Class 8 TN Board
अध्याय 4 Life Mathematics
Exercise 4.2 | Q 7. (i) | पृष्ठ १३१

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