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Maths Puzzle
Numerical Ability
Find the value of p if the line joining the points (3, -6) and (p, 10) is perpendicular to the line .
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book Other Question
Two buses leave Houston at the same time and travel in opposite directions. One bus averages 55 mi/h and the other bus averages 45 mi/h. When will they be 400 miles apart?
write this fraction in simplest form:
42/55 = ?