Zeke is racing his little brother niko. they are running a total of 30 yards and zeke gives niko a 12 yard head start. zeke runs 2 yards every second but niko only runs 1 yard every 2 seconds. if x represents the number of seconds they have been racing and y represents the distance from the start line then:

An electronics manufacturer wants to know if customers would be interested in a detachable keyboard for their tables and if so, what the most important features would be. the manufacturer partners with an electronics store to include copies of the survey with every purchase at that store for one week. which of the following best explains why this random sample is unlikely to be a good representative sample of tablet owners' preferences for a detachable keyboard? a) one week is likely not enough time to get a large enough sample. b) most people won't bother to send in the survey, which is likely to skew the results c) there is no way to verify whether the responders to the survey actually own a tablet d) the survey is biased because it was conducted through an electronics store, not the general population

The radius of the base of a cylinder is 10 centimeters, and its height is 20 centimeters. a cone is used to fill the cylinder with water. the radius of the cone's base is 5 centimeters, and its height is 10 centimeters.

What are the constants in this expression? -10.6+9/10+2/5m-2.4n+3m