Alexa and brent are each working on a 30-question assignment. alexa completed 20% of the questions. brent completed 30% of the questions. how many more questions did brent complete?

The sales totals at macy's food store have increased exponentially over the months. which of these best shows the sales in the first three months?

Describe a situation that you could represent with the inequality x< 17

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