Which of the following Python lines returns subset data for only the variables "survived" and "age" from a dataframe called "titanic"? a) titanic[['survived','age']]
b) [['survived','age']]titanic
c) titanic_read_variables[['survived', 'age']]
d) titanic('survived','age')

Jamie is hiking up a small mountain. he climbs up at a constant rate of 300 feet/hour until he reaches the peak at 1,500 feet. after that, he hikes down at the same rate to the base of the mountain. the equation that models jamie’s elevation, e, after t hours is e = . jamie’s elevation will be 600 feet after hours and after hours.

Which number completes the system of linear inequalities represented by the graph? y> 2x – 2 and x + 4y 2 et 2 3 4

Solve for x and y a x= 13.3 y= 16.7 b x= 23.3 y= 12.5 c x= 7.5 y= 16.7 d x=7.5 y= 12.5