If a sample of 23 bowlers were taken from a population of 187 bowlers, could refer to the mean of how many bowlers' scores?

a. neither 23 nor 187
b. both 23 and 187
c. 23
d. 187

Malia is observing the velocity of a cyclist at different times. after two hours, the velocity of the cyclist is 15 km/h. after five hours, the velocity of the cyclist is 12 km/h. part a: write an equation in two variables in the standard form that can be used to describe the velocity of the cyclist at different times. show your work and define the variables used. (5 points) part b: how can you graph the equations obtained in part a for the first 12 hours? (5 points) if you can try and make this as little confusing as you can

Adam used 1072.4 gallons of water over the course of 7 days. how much water did adam use, on average, each day?

Awater tank holds 18000 gallons. how long will it take for the water level to reach 6000 gallons if the water is used at anaverage rate of 450 gallons per day