Abag is filled with small and large marbles. the ratio of small to large marbles is 1: 3. there are eight more large marbles than small marbles. on your diagram, how many marbles does each bar represent? [type your answer as a number.] ?

James was playing a game with his friends. he won 35 points. then he lost 15, lost 40 and won 55. how did he come out

In the diagram of circle o, what is the measure of zabc?

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?