If Charla completes 2/3 of the area in 1/2 hour, then it would take her 3/2 times longer to complete the entire picture.
Therefore, it would take her 3/2 * 1/2 = 3/4 of an hour to complete the entire picture. Answer: \boxed{3/4}.
Charla wants to cover a certain rectangular area of her driveway with a picture using chalk. If she completes 2/3 of the area in 1/2 hour, how long will it take her to complete the entire picture?(1 point)
of an hour
1 answer