Arianna needs to order some new supplies for the restaurant where she works. The restaurant needs at least 489 knives. There are currently 249 knives. If each set on sale contains 10 knives, use the drop-down menu below to write an inequality representing ss, the number of sets of knives Arianna should buy.

You are cycling around europe with friends. a cycling festival is starting soon in barcelona. it will take 4.5 hours to cycle there. how many minutes in total is this?

In which form is the following function written? y = - 2(x – 3)(x + 5)

Now max recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.