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Math 11. 26. 2012. Do Now  1. 24 is what percent of 32?  2. What is 0.5% of 88?  3. In a school band of 24 students, 9 students play brass instruments.

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Presentation on theme: "Math 11. 26. 2012. Do Now  1. 24 is what percent of 32?  2. What is 0.5% of 88?  3. In a school band of 24 students, 9 students play brass instruments."— Presentation transcript:

1 Math

2 Do Now  is what percent of 32?  2. What is 0.5% of 88?  3. In a school band of 24 students, 9 students play brass instruments. What percent of the members play brass instruments?

3  1. 75%   %

4 Notes

5 Numbered Heads  1.The cost of an oil change is $ It had a mark up of 65%  2.The cost of a concert ticket is $100. Mark up 15% What is the final price?  3.Cost of an MP3 player: $  Markup: 60%  4. Cost of a computer: $1,  Markup: 75%

6  1. $36.22  2. $115  3. $  4. $3,237.50

7 Break

8 BRAIN POP  rest/ rest/

9 Notes

10 WHITE BOARD CHECK  1. Find the principal at the given rate  $720, 4%

11 WHITE BOARD CHECK  1. Find the principal at the given rate  $720, 4% p=18.90

12  2.Find the balance for the given principal and annual interest rate.  $ 250, 3%

13  2.Find the balance for the given principal and annual interest rate.  $ 250, 3% Balance: $257.50

14  3. Find the simple interst on $ at an annual interest rate of 3.1%

15  $ 6.20

16  4. Find the principal at the given rate  $345, 7%

17  4. Find the principal at the given rate  $345, 7%  P=$24.15

18  Use Simple interest to find the ending balance  A/C  1. $210 at 8% for 7 years  2.$20,600 at 8% for 2 years  3. 2,300 at 7% for 9 years  B/D  4. $4,000 at 3% for 4 years  5. $ 14,000 at 6% for 9 years  6. 43, 800 at 4.8% for 2 years

19  ANSWERS   2. 23,  3.3,  4.4,  5. 21,  6. 48,004.80

20 H.W  Study Guide

21 Exit Slip  1. Johnny wants to purchase a toy car for 9.95 but there is a mark up of 30%. How much will the final price be?  2. Cost of an eraser is $0.95 there is a markup of 60%. What will be the final price?

22 Do Now Turn the decimal into a percent… turn percent into a decimal. 1.5% % %

23  0.05  72%  0.6  0.45%  340%  0.63

24 Jeapordy

25 H.W  Study guide

26 Do Now  1. What is 400% of 1.3?  2. 80% of 15 is what number?  3. Find 15% tip of $12.89  4. What is 62% of 128?

27    3. $1.93 

28 Brain Dump

29 Test 60 min


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