MATH 105
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MATH 105 MATH105 1
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Q1. Bob can overhaul a boat's diesel inboard engine in 15 hours. His apprentice takes 30 hours to do the same job. How long would it take them working together assuming no gain or loss in efficiency?
 a. 10 hr
 b. 45 hr
 c. 6 hr
 d. 4 hr

Q2. Solve the equation.

 = 1
 a. 
 b. 
 c. 
 d. no real solution

Q3. Write the expression in the standard form a bi.

If w = 9 4i, evaluate w - .
 a. 0
 b. 18
 c. -18 8i
 d. 8i

Q4. Solve the equation by th...
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Q1. Bob can overhaul a boat's diesel inboard engine in 15 hours. His apprentice takes 30 hours to do the same job. How long would it take them working together assuming no gain or loss in efficiency?
 a. 10 hr
 b. 45 hr
 c. 6 hr
 d. 4 hr

Q2. Solve the equation.

 = 1
 a. 
 b. 
 c. 
 d. no real solution

Q3. Write the expression in the standard form a bi.

If w = 9 4i, evaluate w - .
 a. 0
 b. 18
 c. -18 8i
 d. 8i

Q4. Solve the equation by th...