Concept explainers
(a)
Whether the new unit will be greater or smaller than the original units.
(a)
![Check Mark](/static/check-mark.png)
Answer to Problem 38PPE
Greater.
Explanation of Solution
Given:
3min 20 seconds.
Calculation:
1 minute = 60 seconds
The number of units of seconds is greater than that of minutes. Hence new units will be greater than the original unit.
(b)
Whether the new unit will be greater or smaller than the original units.
(b)
![Check Mark](/static/check-mark.png)
Answer to Problem 38PPE
Lesser
Explanation of Solution
Given:
23cm
Calculation:
1 cm = 0.39 inches
The number of units of inches is less than that of cm. Hence new units will be lesser than the original unit.
(c)
Whether the new unit will be greater or smaller than the original units.
(c)
![Check Mark](/static/check-mark.png)
Answer to Problem 38PPE
Lesser
Explanation of Solution
Given:
Km/hr and miles/hr.
Calculation:
1 km = 0.62 miles
The number of units of miles is lesser than that of km. Hence new units will be lesser than the original unit.
Chapter 2 Solutions
High School Math 2015 Common Core Algebra 1 Student Edition Grade 8/9
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