Suppose that
11
inches of wire costs
66
cents.
at the same rate, how much (in cents) will
31
inches of wire cost?

Sam opened a money-market account that pays 3% simple interest. he started the account with $7,000 and made no further deposits. when he closed the account, he had earned $420 in interest. how long did he keep his account open?

Find the amplitude of a sinusoidal function that models this temperature variation

Given the diagram below, michael writes, "segment ac is congruent to segment ac." which of the following reasons allow him to write this statement?