During a ten-minute science experiment, the temperature of a substance decreases at a constant rate. Which graph represents this situation?
A.
B.
C.
D.

Aportion of a line bounded by two points is defined as

What are the relative frequencies, to the nearest hundredth, of the rows of the two-way table? group 1: a 15 b 45 group 2: a 20 b 25

Given the statements, "a square root of 16 is 4," and "a square root of 9 is -3," complete the following blanks with the correct truth-values. p is and q is , so the statement, "a square root of 16 is 4 or a square root of 9 is -3" is .