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A park has a triangular grassy area with a base of 50 meters and a height of 40 meters. A concrete walkway of 5 meters width is built only along the three sides of the triangle. Which of the following is the best estimate of the total area covered by the walkway?

A sphere-shaped balloon is inflated until it has a radius of 4 inches. What is its volume? Round your answer to the nearest hundredths place, if necessary. 

A rectangular prism has a base area of 24 square feet and a height of 10 feet. What is its volume?

A fence is to be built around a garden that is shaped like a regular hexagon with sides measuring 6 meters each. What is the total perimeter of the garden?

DNA profiling can use either type of repeated sequences: variable number tandem repeats or short tandem repeats. Which type is the standard used for paternity testing?

What formula is used to determine how common an STR allele is in a population and thus the probability that two people will share that allele?

What proportion of the human genome actually codes for proteins and RNA?

Were the missing bodies of Alexei Romanov and his older sister (Anastasia or Marie) ever found?

The octal number (213)8 is equivalent to the decimal number:

Characters used to control the position of the output on the screen or paper, to cause some action to occur, such as ringing a bell or deleting a character, or to communicate status between the computer and an I/O device are called: