What percent of this grid is shaded? The image shows a grid that has 10 columns and 10 rows making 100 equal-sized squares. Seven columns are completely shaded and 6 squares in the eighth column are shaded.

A. 76%
B. 19/20%
C. 76/100%
D. 24%

Acollege is planning to construct a rectangular parking lot on land bordered on one side by a highway. the plan is to use 680 feet of fencing to fence off the other three sides. what dimensions should the lot have if the enclosed area is to be a maximum?

The graph shows the rate at which paint is used to paint a wall.enter values to complete each statement below based on the graph.when 1 gallon of paint has been used, ( # ) square feet of the wall will be painted.the unit rate is ( # )square feet per gallon.

Can any one me with the answers to these questions asap?