6 (a) Calculate 40% of 250. (b) Calculate 130% of 79. (c) 85 is what percentage of 140? (d) 62 is what percentage of 30? (e) 30% of what number is 211? (f) 115% of what number is 52? (g) After a 25% increase a number is 240. What was the number before the increase? (h) After a 20% decrease a number is 192. What was the number before the decrease?

6 (a) Calculate 40% of 250. (b) Calculate 130% of 79. (c) 85 is what percentage of 140? (d) 62 is what percentage of 30? (e) 30% of what number is 211? (f) 115% of what number is 52? (g) After a 25% increase a number is 240. What was the number before the increase? (h) After a 20% decrease a number is 192. What was the number before the decrease?

College Algebra

1st Edition

ISBN:9781938168383

Author:Jay Abramson

Publisher:Jay Abramson

Chapter7: Systems Of Equations And Inequalities

Section7.2: Systems Of Linear Equations: Three Variables

Problem 70SE: Meat consumption in the United States can be broken into three categories: red meat, poultry, and...

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