Margot could pickle 500 cucumbers in 2 hours. She got tired and reduced her rate by one half. => 250 cucumber in 2 hours Let's solve how long would it take her to pickle 2000 cucumbers at thenew rate. => 2000 / 250 = 8 times 2 hours => it will take her 16 hours to do so.
3/7 is the correct awnser as u can see because connie has 4 choclate cookies and kevien bought 4 brownies and luis bought 6 sugar cookies and in the simplest form the fraction would be 3/7.