Alice and Dave left school at the same time walking in opposite directions. Alice walked at an average speed of 280 ft/min and Dave walked at an average speed of 320 ft/min. How far apart were they in 1 minute?

they were 600ft apart after 1 minute.

Step-by-step explanation:

Distance = speed × time

Alice and Dave left school at the same time walking in opposite directions.

Alice walked at an average speed of 280 ft/min. It means that the distance covered by Alice in 1 minute is

280 × 1 = 280 ft

Dave walked at an average speed of 320 ft/min. It means that the distance covered by Dave in 1 minute is

320 × 1 = 320 ft

Total distance covered by both Alice and Dave in 1 minute is

280 + 320 = 600 ft

which of the following can speed up the rate at which the liver breaks  

down alcohol?

question 1 options:

carbohydrates  

coffee  

nothing  

high-protein meals  

step-by-step explanation:

1. 22

2. 1

3. 7

4. 18

step-by-step explanation

e2020 got it right