1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
agasfer [191]
3 years ago
9

A freight train travels at 30 mph. If the freight train is 300 miles ahead of an express train traveling at 55 mph, how long wil

l the express train take to overtake the freight train?
Mathematics
1 answer:
nikdorinn [45]3 years ago
7 0
Let the time elapsed be x, then
30x + 300 = 55x
55x - 30x = 300
25x = 300
x = 300/25 = 12

Therefore, it will take the express train 12 hours to overtake the freight train.
You might be interested in
38.Randy and Amy left school at the same time and began walking in oppo-
RideAnS [48]

Answer:

DISTANCE=RATE*TIME. THEREFORE

X=3.6*1/6+4.2*1/6 (1/6 HOUR=10 MIN)

X=.6+.7

X=1.3 KM IS HOW FAR THEY WIL BE APART AFTER 10 MINUTES.

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
............................
Vika [28.1K]

Answer:

........

Step-by-step explanation:

you didnt give a proper question so i answed with ........

3 0
2 years ago
Read 2 more answers
Choose the best function model to represent the following situation: The height of a penny as it is dropped from a building roof
White raven [17]

Answer:

3. Quadratic

Step-by-step explanation:

Penny is falling under gravity

acceleration due to gravity is constant

Velocity is the integral of acceleration, which is linear

Displacement is the integral of velocity, which is quadratic

7 0
3 years ago
Read 2 more answers
I don't really understand, please help!!
miv72 [106K]

Step-by-step explanation:

the proof is given above

4 0
3 years ago
Read 2 more answers
4x+y=25 <br> x- 3y=16<br><br> Simultaneous equation
Lerok [7]

you change the y to have it y=3x+16 and same with the other one i think

7 0
3 years ago
Other questions:
  • Mr. Poole spent 7 nights in a hotel. His employer paid the cost for 4 of the nights. Mr. Poole’s employer paid $356 toward his h
    11·2 answers
  • What is 7/4 as a mixed number?
    7·2 answers
  • Circle the equation that does not belong and explain why?
    7·1 answer
  • 3 cm<br> 4 cm<br> 2 cm<br> 4 cm<br> 3 cm
    12·2 answers
  • If Analissa puts 55 seeds into 11 pots, how many seeds does she put in 4 pots?
    7·2 answers
  • Find the value of x.
    12·2 answers
  • Can one of y’all help me pls
    11·1 answer
  • PLEASE HELP ME ASAP I NEED TO DO THIS
    8·1 answer
  • Graph system of inequalities <br> Y&gt;|2/3x-3<br> Y&gt;|-4/3x+3
    12·2 answers
  • I need this simplified in to a proper fraction, how do I do that
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!