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Objective- To solve problems involving percent. Five types of problems - Simply translate what you read! 1) Ratio Conversions 6 out of 20 is what percent?

Published byDamon Melton Modified over 9 years ago

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Presentation on theme: "Objective- To solve problems involving percent. Five types of problems - Simply translate what you read! 1) Ratio Conversions 6 out of 20 is what percent?"— Presentation transcript:

1 Objective- To solve problems involving percent. Five types of problems - Simply translate what you read! 1) Ratio Conversions 6 out of 20 is what percent? = n% 0.3 = n% 30% = n

2 What percent of 3.5 is 0.84 ? n % 3.5 = 0.84 n %3.5 = 0.84 3.5 n % = 0.24 n = 24 %

3 0.07 2) Percent of a Number 112% of 650 is what number? 1.12 650 =n 728 = n 7 % of what number is 31.5? 0.07n=31.5 0.07n= 31.5 n = 450

4 3) Percent Change From $75 to $83

5 The tax on a $44 sweater was $3.63. Find the tax rate.

6 4) Discount/ Mark-up - New Price? $ 85 discounted 20% 85 - 0.20 (85) 85 - 17 $ 68 (1.00 - 0.20)(85) 0.80 (85) $ 68

7 5) Discount/ Mark-up - Original Price? After a 30% mark-up, a shirt was $33.80. What was the original price? Let x = original price x + 0.30x = 33.80 1.30x = 33.80 1.30 x = 26 $ 26.00

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