Alex skateboards at a constant speed from his house to school 3.8 miles away. It takes him 18 minutes. Use the equation y = 3.8 -X. 18 How many miles can Alex skateboard in 27 minutes?​

Lisa has three classes that each last 50 minutes. what is the total number of minutes of the three classes

Answer asap. you begin with 1/2 scoop of ice cream. since you're hungry, you ask the vendor for 2/7 more scoops of ice cream. then, you eat 5/8 scoops. how many scoops of ice cream are left on your cone? i will mark brainliest for first correct answer.

Explain how the quotient of powers was used to simplify this expression.