You buy 8 packs of markers with 20markers in each pack. you already had 10 markers. which equation shows how to calculate the total number of markers, m, you have?

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?

Afair die is cast four times. calculate the probability of obtaining exactly two 6's round to the nearest tenth of a percent

Find the volume of the wedge cut from the first octant by the cylinder z=12-3y^2 and the plane x+y=2.