Archie is building a model of the Titanic kids using a scale factor where to in represents 50 feet if the titanic was 882.75 ft long how long will the model need to be round to the nearest hundredth if necessary PLZZZ HELP ME THE ANSWER CHOICES ARE IN THE PICTURE I WILL MARK YOU AS THE BRAINLIST PLZZ

The parabola x= √y-9 opens: a.)up b.)down c.)right d.)left

The annual snowfall in a town has a mean of 38 inches and a standard deviation of 10 inches. last year there were 63 inches of snow. find the number of standard deviations from the mean that is, rounded to two decimal places. 0.44 standard deviations below the mean 2.50 standard deviations below the mean 0.44 standard deviations above the mean 2.50 standard deviations above the mean

The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 0 a. at what time does the particle reverse direction? b. when is the displacement positive? (round one decimal place and answer in interval notation) c. when is the displacement negative? (round one decimal place and answer in interval notation) d. when is the particle’s acceleration positive? (round one decimal place and answer in interval notation) e. when is the particle’s acceleration negative? (round one decimal place and answer in interval notation)