Arithmetic Reasoning第 9 / 120 题
Two cars start from the same point and drive in opposite directions at 40 mph and 55 mph. How far apart are they after 2 hours?
a.190 miles
b.95 miles
c.110 miles
d.150 miles
解析
Their combined separation speed is 40 plus 55, or 95 miles per hour. After 2 hours they are 95 times 2, which equals 190 miles apart. Opposite directions mean the speeds add.
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