Compass Math Practice Test 4

Which of the following sets of numbers has the property that the product of any two numbers in the set is also a number in the set?
I. The set of even integers
II. The set of prime numbers
III. The set of positive numbers

The figure below shows all roads between Quarryton, Richfield, and Bayview. Martina is traveling from Quarryton to Bayview and back. How many different ways could she make the round trip, if she goes through Richfield exactly once and does not travel any section of road more than once?

A car averages 20 miles per gallon of gas in city driving and 30 miles per gallon in highway driving. At these rates, how many gallons of gas will the car use on a 300-mile trip if 4/5 of the trip is highway driving and the rest is city driving?

If f(x) = ax(x-3) and f(-2) = 5, what is the value of a?

If x = 1-y and 3x = 8-5y, what is the value of x?

If a + 3 = 14, then 2a-6 =

If b-a = c-b = d-c, which of the following is equal to d-b?

If a line is perpendicular to the line y = 3x – 4 and passes through the point (0,6) , what is the equation of the perpendicular line?

What is the height of a building if the angle to the top is 27 degrees when you are standing 150 feet away from the building’s base? Round to the nearest whole number.

A high school of 350 students offers biology and chemistry courses. 213 students are enrolled in biology while 155 students are studying chemistry. 78 students are studying both subjects. How many students are not studying either subject?