Concept explainers
To find: how many more students are required to have driver's permit
Answer to Problem 1E
Four more students are required to have driver's permit in homeroom 10.
Explanation of Solution
Given:
Homeroom | Number of Students |
10 | 3 |
12 | 6 |
14 | 4 |
16 | 8 |
Calculation:
No. of students with driver's permit in homeroom 10 = 3
No. of students with driver's permit in homeroom 12 = 6
For homeroom 10 to have more driver's permit than homeroom 12. it needs to have one more permit than homeroom 12.
Since, homeroom 12 have 6 driver's permit. Homeroom 10 should have at least 7 driver's permit.
Thus, excess driver's permit needed by homeroom
Thus, 4 more students are required to have driver's permit in homeroom 10.
Conclusion:
Thus, 4 more students are required to have driver's permit in homeroom 10.
Chapter 0 Solutions
Pre-Algebra, Student Edition
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