Sequences & Series Mock Tests

Although the ancient city of Petra was carved directly into sandstone cliffs by the Nabataeans over two thousand years ago, ______ its precise construction techniques remain partially mysterious to modern archaeologists. Which choice completes the text with the most logical and precise transition?

The Olympic Games are held after every:

The students in Dr. Martinez's biology class conducted an experiment to test the effects of fertilizer on plant growth. Each student recorded ______ results in a lab notebook. Which choice completes the sentence so that it conforms to the conventions of Standard English?

Although the coral reef ecosystem supports approximately 25 percent of all marine species, ______ rising ocean temperatures have caused mass bleaching events to occur with increasing frequency, threatening the survival of these diverse communities.

If P(A) = 1/2, P(B) = 1/3, and P(A ∩ B) = 1/6, then A and B are:

The direction cosines of a line with direction ratios 2, -3, 6 are:

The ancient library of Alexandria was renowned throughout the classical world: ______ Which choice most effectively sets up the expected explanation or elaboration that follows?

The equation of the plane passing through the point (1, 2, 3) and having normal vector 2î − ĵ + 2k̂ is: