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
vladimir1956 [14]
3 years ago
12

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

Mathematics
1 answer:
dem82 [27]3 years ago
8 0
150 mil - 120 mil = 30 mil
30 mil / 15 mph = 2 hr
120 mil / 2 hr = 60 mph
150 mil / 2 hr = 75 mph
Train A: 75 mph
Train B: 60 mph
You might be interested in
Write a function rule that represents the sentence.<br> y is 4 less than the product of 7 and x.
goldenfox [79]
Answer:

y = 7x - 4

just as it says in words
3 0
3 years ago
Help please. I need the answer.
Deffense [45]
Create and solve an appropriate equation:  Maria's earnings = Liam's earnings

                                                                       0.20x                 = $625+0.10x.

Find x.

0.10x = $625; thus, x = $6250.  At this level of food sales, these two people earn the same amount.
3 0
3 years ago
(1,3), m = - 3/4 using that as a fraction write an equation in point-slope form
sukhopar [10]
Y=mx+b   m=-3/4  (1,3)
3=-3/4(1)+b
3=-3/4+b
b=3 3/4

y=-3/4+3 3 3/4
7 0
3 years ago
Fiona drew a regular polygon that first maps directly onto itself after rotating 15 degrees. How many sides does the polygon hav
AlexFokin [52]

Answer:

24

Step-by-step explanation:

Let n = number of sides

15n = 360

divide both sides of the equation by 15

n = 24

5 0
2 years ago
Any suggestions or answers
Alenkasestr [34]
The answer to the question is a
5 0
3 years ago
Other questions:
  • Your city is having a sneaker convention! A pair of Ground Morgans is 20% less expensive than a pair of Elite Butterflies, Elite
    12·1 answer
  • Question 1
    11·1 answer
  • How to do exterior angle
    8·1 answer
  • A simple random sample of 60 adults is obtained from a normally distributed​ population, and each​ person's red blood cell count
    15·1 answer
  • What is the greatest number that rounds to 500 when rounded to the nearest ten?
    8·2 answers
  • Simplify. Leave your answer as a fraction.
    9·2 answers
  • What is the angle measurement and angle relationship?
    13·1 answer
  • M=-2 b=(0,4) find the equation of the line with the given slope and intercept
    7·1 answer
  • Testing: H 0 : μ ≥ 15.6 H 1 : μ &lt; 15.6 Your sample consists of 46 values, with a sample mean of 13.4. Suppose the population
    11·1 answer
  • What value is equivalent to 34 − 23⋅ (5 − 2) − 60 ?
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!