Urgent needed begging 7th grade math question

Which sentence uses an objective tone? we will plant the best garden of any school in the area. the new campus garden will surely be envied by other schools. a garden would provide numerous benefits to the students. you will probably agree that gardens have many benefits.

If np3 /nc2 = 6, find the value of n

If each bricks costs and he can only buy one brick how much will it cost him to get the material to put around the outside of his garden?