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
Sphinxa [80]
3 years ago
15

Train a has a speed 15 miles per hour greater than that of train

Mathematics
1 answer:
Sonbull [250]3 years ago
6 0

Train a speed = x+15

Train b speed =x

255/x = 300/(x+15)

255(x+15) = 300x

255x +3825 =300x

3825 = 45x

X = 3825/45 =85

<span>Train B  = 85 miles per hour</span>

<span> Train A = 85+15 = 100 miles per hour</span>


You might be interested in
Can u help me on this pls?
GenaCL600 [577]

Answer:

The table:

x | y

2  5

3  7.5

6  15

Explanation:

Yes, Y is proportional to X and Y because it follows the equation which is

y = 5/2x

8 0
2 years ago
Read 2 more answers
Which is the largest interval over which the function shown in the table is decreasing
jeka57 [31]
Okay the answer is b
8 0
3 years ago
For a school fundraiser, Ayana needs to sell 40 rolls of wrapping paper. So far, she has sold 7 rolls to her grandmother, 2 roll
ICE Princess25 [194]

Answer:

22?

Step-by-step explanation:

Just take 40 and subtract the 7 to get 33 and then 2 to get 31 and 9 to get 22.

4 0
3 years ago
Read 2 more answers
Find f(5) for f(x) = 1/4(2)x^<br> A.8<br> B.2<br> C.4<br> D.32
Katena32 [7]
A. 8 HOPE THIS IS CORRECT!
7 0
3 years ago
Solve 2(x + 1) + 4 = 8<br> 1<br> 6.5<br> 4<br> 3
const2013 [10]
The answer to this equation is 1
5 0
3 years ago
Other questions:
  • Can you Graph Y=-2/3x+3
    15·1 answer
  • Can someone please help with this?
    10·2 answers
  • What is the value of x?
    7·1 answer
  • Subtract: 5 – 3 1⁄3
    6·2 answers
  • 30-60-90 triangle..find the value of y ?
    8·1 answer
  • Faith's grandma is making a blanket for her bed. The blanket needs to be 4 feet wide and 6 feet long. How many square feet of bl
    6·2 answers
  • Which equation is equivalent to 4(p + 8) = 2(r – 6) when solved for r?
    10·2 answers
  • A spinner with 10 equally sized slices has 3 blue slices, red 2 slices, and 5 yellow slices. The dial is spun and stops on a sli
    8·2 answers
  • Which linear inequalityincludes (-3, 3) in the solution?
    7·1 answer
  • Simplifly the expression: x-3x-(-5x)
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!