ONE QUESTION, ONE STEP
ZX-4C3979BF75PSAT 8/9 P1 · 第 2 题
PSAT 8/9 P1 · 原库模块 3 · Q2 原库参考解析
On a car trip, Rhett and Jessica each drove for part of the trip, and the total distance they drove was under 220 miles. Rhett drove at an average speed of 35 miles per hour (mph), and Jessica drove at an average speed of 40 mph. Which of the following inequalities represents this situation, where r is the number of hours Rhett drove and j is the number of hours Jessica drove?
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解题思路
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