Ramond is putting a fence around his rectangular garden shown above. before he can build the fence, he needs to find the perimeter of the garden. if the garden is 4 meters long by 2 meters wide, what is the perimeter of the garden?

Lizette is training for a marathon. at 7: 00 she left her house and ran until 8: 30, then she walked until 11: 30. she covered a total distance of 18 miles. her running speed was six miles per hour faster than her walking speed. find her running and walking speeds in miles per hour.

Find the maximum value of p= 4x + 5y subject to the following constraints :

Aclassroom is made up of 11 boys and 14 girls. the teacher has four main classroom responsibilities that she wants to hand out to four different students (one for each of the four students). if the teacher chooses 4 of the students at random, then what is the probability that the four students chosen to complete the responsibilities will be all boys?