To identify:How long would take you to seal it working alone. Your neighbor can seal your driveway in 4 hours working together, you and your neighbor can seal it in 2.4 hour.
The required time is
Given information:
The given is your neighbor can seal your driveway in 4 hours working together, you and your neighbor can seal it in 2.4 hour.
Explanation:
Consider the given information
Time reqired to the neighbor to seal driveway is 4 hours.
Rate of work is
You and your neighbor can complete the task in
So rate of work is
Now solve the equation for
Multiply the equation on both sides by
Multiply on the both sides by 2.3
Hence the required time for you is
Chapter 8 Solutions
High School Math 2015 Common Core Algebra 2 Student Edition Grades 10/11
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