$.$ Write an R script that stores following values in a vector x: $15,23,44,38,7,6,35,69,58,47.$

b$.$ Print the length of the vector x$.$

c$.$ Print the last five elements of the vector x$.$

d$.$ Find the minimum and maximum element in the vector x and remove them from the vector

x$.$

e$.$ Change the first three elements with $10.$ When you print the vector x$,$ it should include $1010$

$10387355847.$

f$.$ Add $3$ to all elements of the vector x and store new values in the same vector. When you print

the vector x$,$ it should include $1313134110386150.$

g$.$ Print all elements of x greater than $20.$

h$.$ Append all odd numbers between $30$ and $50$ to the vector x$.$ Print the vector x$.$

i$.$ Print all numbers in x in decreasing order.

j$.$ Print all unique numbers in x$.$

k$.$ Compute and print the following sum: $3+6+9+....+3000$