Rogers drove about 12,000 miles last year and bought 436 gallons of gasoline. Find the fuel efficiency of his car to the nearest mile per gallon.

The mean finish time was 185.52 with a standard deviation of 0.327 minute. the winning car driven by chris finished in 185.13. the previous year race had a mean finish time of 110.3 with a standard deviation of 0.106. the winning car that year driven by karen finished in 110.13 minutes. find their respective z-scores. chris - z-score karen “- z-score

Find the amplitude of a sinusoidal function that models this temperature variation

How many significant figures are there in the number 10.76?