SECOND TRY Use a proportion to solve each problem.
1. Tara walks a 2 mile route through her neighborhood for
daily
exercise. It takes her 30 minutes. At this rate, how far
can Tara walk in 45 minutes?
2. An infant daycare requires 1 teacher for every 4 children.
How many teachers are required for 20 children?
3. To make purple frosting, you start with white frosting.
Then you add 2 drops of red food coloring and 3 drops of
blue food coloring. If 4 red drops come out with the first
squeeze, how many blue drops should you add?
4. Arlen delivers 28 newspapers each morning. The route takes
him 40 minutes. If his route increases to 35 newspapers, how
long will it take him?
5. On a map. 1 inch represents 50 miles. You measure the
distałce on the map between two towns as 32 inches.
How many miles apart are the two towns?
6. Kelsey carns $5 walking her neighbors' dogs twice a week.
At this rate, how much should Kelsey eam if she walks the
dogs 6 days each week?
7. Jeff drove the first 200 miles of a trip in 3 hours. At this
rate, how long will the 500 mile trip take, with no stops?
8. Lisa types 6 pages in 36 minutes. Frank types 5 pages in
30 minutes. Do they type at the same rate? Use a proportion
to explain.