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
Deffense [45]
3 years ago
8

How do you do Rate problems 2?

Mathematics
2 answers:
jarptica [38.1K]3 years ago
6 0
It wants an average. So 30 MPH +12 MPH ÷ 2 which represents the 2 directions. Equal 21 MPH
mina [271]3 years ago
3 0
D = rt
Uphill
d = 10(12/60) d = 2 miles (12/60) represents part of an hour

Downhill
2 = 30t
2/30 = t 1/15 = t 1/15 of an hour = 4 minutes

Average speed = total miles covered/total time
total distance = 4 miles
total time = 4 minutes + 12 minutes = 16 minutes/60 = 4/15 of an hour
4/(4/15) = 15 mph

You might be interested in
Express ax − a + x − 1 as a product of two binomials.
Rus_ich [418]
Ax - a + x - 1 = a(x - 1) + (x - 1) = (x - 1)(a + 1)
The answer is: (x - 1)(a + 1) 
8 0
3 years ago
Read 2 more answers
a newspaper estimates 800,000 people in attendance. if rounding to nearest hundred thousand, what is the largest and smallest nu
Semenov [28]
812,344 and 798,587. Brainliest Answer Please?
5 0
3 years ago
Leah’s eye makeup is 5/8 of Tanya’s eye make-up. What is the ratio of Leah’s eye make-up to Tanya’s eye make-up?
AlexFokin [52]
The numerator is 5 so it’s on the left and and denominator 8 is on the right so it 5:8 is the answer
5 0
3 years ago
3x=12<br> Please answer did
Assoli18 [71]

Answer:

x=4

Step-by-step explanation:

divide both sides by 3

7 0
3 years ago
Which equation represents the data in this function table?
Vitek1552 [10]

Answer:

A.

Step-by-step explanation:

If you put the x value of the table and use it in each equation, only one gives the y output on the table.

y=x + 4

5=1 + 4

6=2+4

7=3+4

8=4+4

9=5+4

4 0
3 years ago
Read 2 more answers
Other questions:
  • Important need to know??????????????????
    11·1 answer
  • What is the value of the expression below when z = 4?<br> 10z - 3
    12·1 answer
  • Describe how the graph of the parent function
    15·2 answers
  • PLEASE HELP ME!!!!
    15·2 answers
  • Help plz???////////////////////
    5·1 answer
  • PLEASE HELP!!<br> Does anyone know how to answer this question correctly
    14·2 answers
  • PLEASE HELP ASAP !!!! <br> Samantha says that (6^4)^-3 = 6. is she correct ? why or why not ?
    5·1 answer
  • 3 times 4 times 5 times m times n
    11·2 answers
  • Write an example of a monomial of degrees 5​
    8·1 answer
  • 14/5=t/3 What is t? Thanks I need this fast...<br> Also 45/y=125/4
    13·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!