Jin spent 32hours on math and art homework last week she spent about 30 percent of this total on math. about how many hours were spent on math?

Solve x+3y=6 and 4x-6y=6 by elimination . show work !

Identify one charcteristic of exponential growth

Aparticular telephone number is used to receive both voice calls and fax messages. suppose that 25% of the incoming calls involve fax messages, and consider a sample of 25 incoming calls. (a) what is the expected number of calls among the 25 that involve a fax message?