152E2-F2011

152E2-F2011 - MA 15200 1) Exam 2A Fall 2011 Solve this...

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MA 15200 Exam 2A Fall 2011 1 1) Solve this equation. What is the solution set? 31 62 aa a   { 2} {1} 1 3 20 7 {3} A B C D E    2) When Liam got his car repaired after an accident, he was charged $569 for parts and the remaining part of the bill was mechanic’s labor. If the total bill was $1025 and labor was $48 per hour, how many hours did the mechanic work on his car? 8.5 . 9.75 . 8.75 . 10.25 . None of the above. A hr B hr C hr D hr E 3) A chemist needs 2 liters of a solution that is 35% hydrochloric acid. She has 20% and 60% hydrochloric acid solutions available. If x represents the amount of 20% solution she uses, which equation could be used to solve for x ? 0.2 0.6(2 ) 0.35(2) 0.2 0.6 0.35(2) 0.2 0.6(2 ) 2 0.2 0.6( 2) 0.35(2) 0.2 0.6(2) 0.35 A x x B x x C x x D x x E x x
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MA 15200 Exam 2A Fall 2011 2 4) Subtract:     2 25 6 49        4 12 8 12 4 12 82 42 Ai Bi Ci Di Ei   5) Multiply:     1 2 12 10 4 ii   43 46 48 51 53 46 43 46 None of the above. E 6) One of the solutions of the equation below can be described by which of the following?
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This note was uploaded on 01/18/2012 for the course MATH 152 taught by Professor staff during the Fall '09 term at Purdue.

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152E2-F2011 - MA 15200 1) Exam 2A Fall 2011 Solve this...

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