Answer:
Step-by-step explanation:
The relative speed of the two trains is the sum of the speeds they are traveling. (If you're on either of the trains, this is the speed you appear to be moving when you see the other train.) In our problem, the relative speed of the two trains is 70 mph + 60 mph = 130 mph. What if the trains were traveling in the same direction? Then we'd need to subtract the speed of the slower train from the speed of the faster train, and their relative speed would be 10 mph.
Answer:
each bottle of juice costs $2.44
Step-by-step explanation:
x=bottle of juice
2.13+3x=9.45
subtract 2.13 from each side and get 3x=7.32
divide both sides by 3
and get x=2.44
Answer:
sisiisisneia
herbs
he r
isis
Step-by-step explanation:
ganyan yan
If the antique's value increases over time, it must be growing (not decaying) in value.
We're told the value increases by 12.12%, which means that if the current value is

, then the value after 1 year is

. Each year, the value increases by the same factor, which means after 2 years, the value is

; after 3 years, the value is

; and so on.
Here

is the starting value of the antique. So the answer is the second choice.
Answer: 6% decrease
Step-by-step explanation: