Four swimmers each completed 25 yards of a 100-yard relay. in the order that they swam, the swimmers time are given below. what is the total of the last 2 swimmers?

Which type of graph would allow us to quickly see how many students between 100 and 200 students were treated?

Solving algebraic equations 2m+3=11

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?