A driver traveling west passes a sign that says she is entering the city. Her rate is 31mph. After 15.2 miles, she passes another sign notifying her that she is leaving the city and the speed limit is 55mph. It takes 11.3s for her to increase her speed to 55mph. How far from the first sign is the driver by the time she reaches 55mph?

How many molecules are present in 3 mols of silicon dioxide (sio2)?

Thomas his older brothers, who own a junk yard, on the weekends to earn extra money. he likes to them push broken-down cars to the back of the junk yard because it makes him feel strong. last saturday, they pushed three cars with different weights, and he noticed he used different amounts of force for each one. the cars were the following weights: white car: 2,700 kg red car: 1,500 kg blue car: 2,100 kg think about how much force is needed to move each car. which correctly lists the cars in order from the most to least amount of force needed to move them? a) white, blue, red b) blue, red, white c) red, white, blue d) white, red, blue

What is the rate of 12 liters of water moving through a water hose in 4.0 minutes?