64 percent problems day 2.notebook
January 06, 2017
DO NOW
Complete the following. You have 9 minutes to complete. Show all work, this is all review! GO! 1. Solve for x:
4(x – 2) = 6(x + 4) 2. Given the line 3y = 3x + 15
Today in Algebra class: What is the slope?
What is the y­intercept?
3. Is the point (4, ­6) a solution to the inequality: y < 2x – 5 4. Four less than twice a number is equal to three more than the number. Find the number.
1. If Pete scores 3 out of every 25 shots on goal he takes, what percent of the time does Pete score?
I will be able to solve percent word problems.
Reminders:
~ monthly assignment due 1/20
~ midterm on 1/18
3. A student missed 12 out of 160 questions on a history final. What percent of the questions did the students answer correctly?
4. At a resort city, the sun did not shine for 45 days out of 360 days. Find the percent of days the sun did shine. 2. A prescribed medication will cure an illness in 420 out of 600 patients who have the disease. What percent of the patients who have the disease will be cured by the medication?
64 percent problems day 2.notebook
5. If the check at the restaurant comes to $21.56, how much money should be left for a 15% tip?
6. A small business buys a computer system for $8,650 and pays a sales tax, which is 4.5% of the cost. What is the sales tax on the computer system?
9. Ian saved $3.00 by buying a book at a 20% discount. What was the original price of the book?
10. A wheat farmer averaged 44 bushels of wheat per acre for the current harvest. This is 80% of last year’s crop. Find the average number of bushels of wheat per acre obtained last year. January 06, 2017
7. A quality control inspector found that 2.4% of 2000 calculators were defective. How many of the calculators were defective?
8. A clothing store reduced the price of a suit to $92, which was 80% of the original price. What was the original price?
11. A sweater that costs $30 is on sale for 45% off. What will the sweater cost after the discount? 12. On a 15­hour trip, Rob drove 35% of the time and Mark drove the remainder of the time. How many hours did Mark drive?
64 percent problems day 2.notebook
January 06, 2017
1. Paul was in a free throw contest and he made 24 of the 30 shots he threw. What percent of the shots he took did he make?
Independent Practice
2. An appliance store sold 165 of the 300 food processors it had in stock. What percent of the food processors in stock did the company sell?
3. Charlie had 64 pencils but lost 20 of them. What percentage of the original amount of pencils did he have left?
4. Wayne answered 52 out of 65 questions on a test correct. What was the percentage he answered incorrect?