New SAT Math Workbook

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Unformatted text preview: e women in the Spring Garden Club 2 1 4 of the remainder are under 40. What part of the membership is between 40 and 60 years old? (A) (B) (C) (D) (E) 1 4 3 8 3 4 1 8 5 8 After working on a new roof for X hours on Saturday, Mr. Goldman finished the job by working Y hours on Sunday. What part of the total job was done on Sunday? (A) (B) (C) (D) (E) Y X +Y Y X X X +Y Y X -Y Y Y -X 10. A residential city block contains R one-family homes, S two-family homes, and T apartment houses. What part of the buildings on this block is made up of one or two family houses? (A) (B) (C) (D) (E) RS + TT RS R+S+T R+S R+S+T R+S RST R+S www.petersons.com 50 Chapter 3 SOLUTIONS TO PRACTICE EXERCISES Diagnostic Test 1. (A) There was a total of 6 hours of 21 programming time. = 63 Exercise 1 1. (C) There are 30 pupils in the class, of which 12 are girls. Therefore, made up of girls. 5 gallon. 8 12 2 or of the class is 30 5 34 of 40 2. (D) Change all measurements to pints. One gallon is 8 pints. 2 qt. 1 pt. = 5 pints = 2. (D) The team won 34 games out of 40 or its games. This simplifies to 3. 4. (B) 24 minutes is 17 . 20 3. 1 1 1 10 4 5 19 . Therefore, (B) + + = + + = 2 5 4 20 20 20 20 1 was left to relax. 20 3 2 1 of or of the laundry was done before 4 3 2 1 lunch. Since was done before breakfast, 3 11 5 + or was done before the afternoon, 32 6 1 leaving for the afternoon. 6 24 2 or of an hour. 60 5 (D) The number of staff members is still 30. Of these, 9 are now women. Therefore of the staff are women. 9 3 or 30 10 4. (E) 5. 5. 2 3 2 of or of Glenn’s allowance was 3 5 5 2 spent on a gift. Since was spent on a hit 5 22 4 1 record, + or was spent, leaving . 55 5 5 (E) Let x = the number of juniors at the dance. 3x = the number of seniors at the dance. Then 4x = the number of students at the dance. x out of these 4x are juniors. or That is of the students present are 4x 4 juniors. x 1 (A) 6. 6. (C) The tank contained 2 x 9 378 = 2 x 189 = x 42 = 1 ⋅ 20 or 5 gallons, 4 (A) Change all measurements...
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This note was uploaded on 08/15/2010 for the course MATH a4d4 taught by Professor Colon during the Spring '10 term at Embry-Riddle FL/AZ.

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