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.

Jack has a piece of red ribbon that is two times as long as his piece of blue ribbon. he says that he can use two different equation to find out how long his piece of red ribbon is compared to his piece of blue ribbon is. is he correct? explain his reasoning

1. a parachutist is 800 feet above the ground when she opens her parachute. she then falls at a constant rate of 5 feet per second. select the equation that represents this situation. h = -800t + 5 y = -5x + 800 h = 5t - 800 y = 800x + 5 i need

You paid 28.00 for 8 gallons of gasoline. how much would you pay for 15 gallons of gasoline?