exam Maths Puzzle Numerical Ability

The following pie chart represents the eye color of students in a certain class.
other=17% blue = 33% brown = 50%

If there were 82 students in the class, how many students had brown eyes?

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exam Other Question

At noon a horse and buggyheaded north traveling 10 miles per hour. Two hours later, a roadster headed south from the same location driving 50 miles per hour. At which time will the horse and buggy be 140 miles from the roadster? If P is the measure of an angle, 180 - p is the measure of the supplemen of the angle. If the measure of an angle equals three times the measure of its supplement, what is the measure of the angle?