Break down the equations and solve for the answers

MATH 1052 L5 - 4.1 Ratios Unit 2 Practice Questions 1. Reduce each ratio to lowest terms. 3 a) 27 : 45 : 72 b) 180 : 60 : 150 c) 4 5 d) 12 :1.5 : NIW e) 2.4: 0.75 2. Rewrite each of the following as an equivalent ratio where the smallest term is 1. Round to 2 decimal places where necessary. a) 18 : 54 : 36 b) 60 : 42 : 9 3. Determine each of the following unit rates. a) 680 km in 8 hours b) 192 pages in 8 minutes 4. Three friends, Andy, Barry, and Cassandra, A, B, and C, jointly insured a commercial property in the ratio 10 : 9 : 6, respectively. How will an annual premium of $8000 be distributed among the three of them? 5. Chuck decided to build a yacht with his two friends Rob and Bob. They invested $9,000, $11,000 and $6,500, respectively. After the yacht was built, Bob decided to sell his share of the investment to Chuck and Rob. How much would each of them have to pay if they want to maintain the same ratio of their investments in the yacht? 6. If X : Y = 5 : 2 and Y : Z = 7 : 6, determine X : Y : Z