Worksheet Name: ________________________________________ Date: _________________________________________ Using Ratios and Proportions Dropbox Assignment Instructions: Solve the problems below and show your work. If you do not have Equation Editor or MathType available, use a slash (/) to show fractions. For example, you can write Exercise 1 as 33/36. Put your completed assignment in the digital Dropbox for your instructor. Write each ratio in simplest form. 1. 2. 3. 33 36 1.4 7 45 minutes to 1 hour Solve each problem. 4. A computer salesperson earns a commission of $15 for every $100 in sales. Use this ratio to complete the table of sales-based commissions. Sales ($) 100 Commission ($) 15 200 300 400 75 5. On Monday, a security guard spent 4.5 hours on patrol and 2 hours on surveillance. On Tuesday, the officer spent 1 hour and 40 minutes on surveillance and 3 hours on patrol. Which day has a greater ratio of time on surveillance to time on patrol? 6. A patient receives 150 cc of medication in an IV drip over 4 hours. What is the rate per hour of this dose? Ver 10.0 WS- Worksheet Solve each proportion. 7. 8. 9. 4 x 15 75 t 35 9 6 5 1.5 n 1.8 10. An HVAC technician is planning to install air conditioning for the four identical offices shown in the drawing. The air conditioning unit can cool a multi-room area of 700-800 square feet. If the hallways are not included, is the unit the right size? Use the five-step problem-solving process outlined in Unit 10 to solve the problem. State what the problem is asking for as a solution. Identify the information that is given. Make a plan. Carry out the plan. Ver 10.0 WS- Worksheet Answer the question and look back. Ver 10.0 WS