Daily quiz-2 (01/12): Print your name and ID in BLOCK letters.
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Daily quiz-2 (01/12): Print your name and ID in BLOCK letters. 1. The price of gas was $ 2.05 per gallon in Nov 1 , 2010 and rose to $ 2.55 per gallon in Dec 1. What was the percentage increase in the price between Nov 1 and Dec 1? Ans: ((2.55 – 2.05)/2.05) x 100 = 24.39% 2. The price of gas dropped from $2.55 on Dec 1, 2010 to $2.05 on Jan 1, 2011. What was the percentage decrease in the price between Dec 1 and Jan 1? Ans: ((2.55 – 2.05)/2.55) x 100 = 19.60% 3. Find the value of x if 10 – 2x = 2. Ans: x = 4 4. Find the value of the expression ⅛ + ⅛ without using a calculator and express in fraction form. Ans: 2/8 = 1/4
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Daily quiz-2 (01/12): Print your name and ID in BLOCK letters. The price of gas was $ 2.05 per gallon in Nov 1 , 2010 and rose to $ 2.55 per gallon in Dec 1. What was the percentage increase in the price between Nov 1 and Dec 1 ? Ans : ((2.55 – 2.05)/2.05) x 100 = 24.39% - PowerPoint PPT Presentation
Transcript of Daily quiz-2 (01/12): Print your name and ID in BLOCK letters.
Daily quiz-2 (01/12): Print your name and ID in BLOCK letters.
1. The price of gas was $ 2.05 per gallon in Nov 1 , 2010 and rose to $ 2.55 per gallon in Dec 1. What was the percentage increase in the price between Nov 1 and Dec 1? Ans: ((2.55 – 2.05)/2.05) x 100 = 24.39%
2. The price of gas dropped from $2.55 on Dec 1, 2010 to $2.05 on Jan 1, 2011. What was the percentage decrease in the price between Dec 1 and Jan 1? Ans: ((2.55 – 2.05)/2.55) x 100 = 19.60%
3. Find the value of x if 10 – 2x = 2. Ans: x = 4
4. Find the value of the expression ⅛ + ⅛ without using a calculator and express in fraction form. Ans: 2/8 = 1/4
