New SAT Math Workbook Episode 2 part 2 ppt

... and 2 3 . (A) 2 (B) 3 2 (C) 11 24 (D) 8 15 (E) 7 24 1. The sum of 1 2 + 2 3 + 3 4 is (A) 6 9 (B) 23 12 (C) 23 36 (D) 6 24 (E) 2 1 3 2. The sum of 5 17 and 3 15 is (A) 126 25 5 (B) 40 25 5 (C) 8 32 (D) 40 32 (E) 126 26 5 3. ... 6 12 315 927 451 28 3 734 927 734 193 8 1 + + – Exercise 3 1. (C) 526 317 36 82 526 0 157800 166 7 42 × , 2. (A)...

Ngày tải lên: 22/07/2014, 11:20

... work, your personal experiences, or your observations. Issue: My opinion: PART I: PRACTICING YOUR ESSAY WRITING SKILLS 22 www.petersons.com ADEQUATE DEVELOPMENT What is adequate development? In ... essay in 20 or 25 or even 40 minutes is not an easy task. However, your experience writing essays on social studies, science, and literature tests has helped prepare you to write the SAT I...

Ngày tải lên: 22/07/2014, 11:20

... (C) 28 24 2 42= ⋅= 450 425 2 2 02 318 39 2 9 2 42 2 02 92 3 32 =⋅= =⋅= =++ 2. (D) 1 2 180 1 2 36 5 3 5=⋅= 2 5 20 2 5 45 4 5 5 35 4 5 5 11 5 5 =⋅= −= 3. (A) axxxax xax26 122 3 22 ⋅= = 4. (C) 42 40 35 14 ... 2 3 2 2 ab d (A) 8 3 32 2 abc d (B) a cd6 2 (C) 2 2 ac bd (D) 6 2 cd a (E) 5 2 cd a 5. Divide 3 4 24 2 ac b by 6ac 2 (A) ac b 2 2 8 (B) a...

Ngày tải lên: 22/07/2014, 11:20

... (C) 2y = 4 2y = 16 y = 8 Checking, 16 = 4, which is true. 2. (D) 4 21 x – = 12 21x – = 3 2x – 1 = 9 2x = 10 x = 5 Checking, 4 9 = 12, which is true. 3. (E) x 2 – 35 = 25 – 10x + x 2 –35 = 25 ... + y = –1 x – y = 3 2y = –4 y = 2 Exercise 4 1. (B) (x – 10) (x + 2) = 0 x – 10 = 0 x + 2 = 0 x = 10 or 2 2. (B) (5x – 2) (5x + 2) = 0 5x – 2 = 0 5x + 2 = 0 x = 2 5 or – 2 5...

Ngày tải lên: 22/07/2014, 11:20

... for x: x 2 – 8x – 20 = 0 (A) 5 and –4 (B) 10 and 2 (C) –5 and 4 (D) –10 and 2 (E) –10 and 2 2. Solve for x: 25 x 2 – 4 = 0 (A) 4 25 and – 4 25 (B) 2 5 and – 2 5 (C) 2 5 only (D) – 2 5 only (E) ... units below 26 must balance the number of units above 26 . 50 is 24 units above 26 . 12 is 14 units below 26 . 28 is 2 units above 26 . Therefore, we presently ha...

Ngày tải lên: 22/07/2014, 11:20

... $ 125 0 = $100 2. (C) 25 % + 35% + 5% + 10% = 75% 100% – 75% = 25 % for other expenses 25 % = 1 4 1 4 · $20 00 = $500 3. (B) Amount of decrease = 20 0 Percent of decrease = 20 0 120 0 = 1 6 = 16 2 3 % 4. ... 16 2 3 % 4. (B) 62 1 2 % = 5 8 5 8 · 1 52 = 95 total wins needed 95 – 50 = 45 wins still needed 5. (A) 20 % = 1 5 1 5 · 120 = 24 employees laid off New number...

Ngày tải lên: 22/07/2014, 11:20

... 100. 5. (B) 1 2 % = .5% = .005 Exercise 2 1. (C) 40 2 5 2 16 8 % = ⋅= 5 40 2. (E) 67 42 134 26 80 28 14 ×. . 3. (A) 16 2 3 1 6 % = 1 20 20 6 120 ⋅= 4. (C) 1 5 2 0 02% .%.== 40 × .0 02 .0800 5. (B) r r r s rs % ... number. Example: Find 32% of 84. Proportion Method Decimal Method Change 32% to . 32 and multiply. 32 100 84 100 26 88 26 88 = = = x x x . 84 32 168 2...

Ngày tải lên: 22/07/2014, 11:20

... made up what part of the appliances sold in January? (A) 12 50 (B) 12 25 (C) 1 2 (D) 12 40 (E) 12 60 2. What part of a day is 4 hours 20 minutes? (A) 1 6 (B) 13 300 (C) 1 3 (D) 13 72 (E) 15 77 3. ... dollars. (A) 8 3 D (B) 3 800D (C) 3 8D (D) 800 3 D (E) 108 3 D 2. On a map 1 2 inch = 10 miles. How many miles apart are two towns that are 2 1 4 inches apart on the map?...

Ngày tải lên: 22/07/2014, 11:20

... (C) 1 1 6 1 2 12 2 2 3 2 8 12 3 3 4 3 9 12 6 19 12 7 7 12 = = = = 2. (A) 61 60 12 12 45 5 12 45 5 12 15 7 12 = = 3. (C) 65 2 26 5 13 13 169⋅ = 4. (A) 17 1 2 70 35 2 70 2 1 4 2 ÷=÷= ⋅ = 35 ... of 24 . 1 2 12 24 7 12 14 24 5 6 20 24 11 12 22 24 19 24 ==== Since 3 4 18 24 = , the answer closest to 3 4 is (E), 19 24 . 5. (D) Use a comm...

Ngày tải lên: 22/07/2014, 11:20

... 49 1 3 – 2 6 7 – 2 6 7 23 6 Exercise 2 1. Subtract 803 from 9 52. (A) 24 8 (B) 148 (C) 24 9 (D) 149 (E) 147 2. From the sum of 837 and 415, subtract 1035. (A) 21 7 (B) 21 6 (C) 326 (D) 22 7 (E) 22 6 3. ... 11,985 (B) 52, 745 (C) 62, 705 (D) 62, 745 (E) 15, 121 4. 437 multiplied by 607 (A) 26 5 ,25 9 (B) 26 5 ,21 9 (C) 26 5,359 (D) 26 5,059 (E) 26 2,059 5. 798 multiplied...

Ngày tải lên: 22/07/2014, 11:20