If a point inside the rectangle was chosen at random what is the probability that it is on the left side of the center line

Arectangle has a width of 5 cm and a length of 10 cm. if the width is increased by 3, how does the perimeter change?

Which equation expression the relationship between the number of boxes b and the number of cans c and the proportion is 48

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.