Jess went to mall on saturday for clothes she paid $14.54 each for 4 and $11.74 each for 3 shorts with 5 $20 bills. how much money did jess get in change

Which one is the correct answer, and why?

Savannah had 40 iris blooms last year this year she had 15% more iris blooms how many more hours blooms did savannah have this year

The patient recovery time from a particular surgical procedure is normally distributed with a mean of 5.2 days and a standard deviation of 1.7 days. what is the probability of spending more than 2 days in recovery? (round your answer to four decimal places.)