lyrie479 lyrie479 10-09-2021 Mathematics contestada PLEASE DO IT ILL MARK BRAINLEST I REALLY NEED THIS ANSWER: Jack and Jill leave their houses at 10:00 am, walking towards each other. They meet at 10:30 am. If their houses are 7 km apart, and Jack is walking at 8 km/hr, find Jill's rate.