1•Answer the following questions:
(a)In an examination,95% of the candidates are passed and 40 are failed.How many candidates are appeared in an examination.
(b)The price of an article is increased by 25% and cost to ₹250.Find the original price.
Class 7 Maths chapter 8
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With every passing year, CAT exam has increased the importance of ... An alloy of copper and aluminum has 40% copper. ... III) The Cost price of the table was Rs 10000.
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a) here given 95% pass
so, failed students are 100 - 95
5%
which is 40
5% of total = 40
total = 40 × 100/5
= 800
b) The price of an article is increased by 25% and cost to rupees 250. Therefore, the original price be Rs. 200.
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