Translate to a proportion and solve. When necessary, round to the nearest hundredth.54 is 120% of what?
A. 450
B. 14,400
C. 144
D. 45
Answer: D
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Solve the problem.Dr. Wong can see 9 patients in 3 hours. At this rate, how long would it take her to see 27 patients?
A. 9 hr B. 27 hr C. 8 hr D. 81 hr
Find the domain of the function.f(x) = 
A. {x|x ? 0} B. {x|x ? 5, -6} C. {x|x ? -5, -6} D. {x|x ? 8, -8}
Solve the problem.Chuck and Dana agree to meet in Chicago for the weekend. Chuck travels 164 miles in the same time that Dana travels 144 miles. If Chuck's rate of travel is 5 mph more than Dana's, and they travel the same length of time, at what speed does Chuck travel?
A. 34 mph B. 36 mph C. 48 mph D. 41 mph
Solve.In total a medical research facility spent $18,000,000 to develope a drug. 10% of this cost was for staff and 15% was for equipment. How much was spent to cover both the staff and the equipment?
A. $13,500,000 B. $72,000,000 C. $4,500,000 D. $270,000