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
Alekssandra [29.7K]
3 years ago
7

20 points if you can answer this! :D​

Mathematics
1 answer:
andrew-mc [135]3 years ago
5 0

Answer:

The answer is Ari, Beth, Cindy

Explanation

Ari

  • 2¾ miles is 2.75 miles
  • speed of 2½ miles per hour is 2.5 mi/h

DISTANCE = SPEED × TIME

t = d/s

= 2.75/2.5

= 1.1hr

= 66mins

Beth

  • 1¾ miles is 1.75 miles
  • speed of 1¼ miles per hour is 1.25 mi/h

t = d/s

= 1.75/1.25

=1.4hr

=84mins

Cindy

  • 1hr 21mins is 81mins

(Correct me if i am wrong)

You might be interested in
Probability of a zebra living longer than 32.2 years
Julli [10]
1/30 the explanation is joe
5 0
3 years ago
Which equation shows a proportional relationship?
xz_007 [3.2K]
B is because any form of y=Mx +c is proportional
6 0
2 years ago
Read 2 more answers
Solve the quadratic equation: 3x2 − 2x − 8 = 0
astra-53 [7]
Solutions 

Factor <span>3x</span>²<span><span>−2x−8</span><span>

</span></span>1. Multiply 3 by -8, which is -24.

2. Ask: Which two numbers add up to -2 and multiply to -24?

3. Answer: 4 and -6

4. Rewrite <span>−2x </span>as the sum of <span>4x </span>and <span>−6x</span>: 

3x^2+4x-6x-8=0<span>

</span><span>Factor out common terms in the first two terms, then in the last two terms 
</span>
x(3x+4)-2(3x+4)=0&#10;&#10; &#10; 

 Factor out the common term <span>3x+4 

</span>(3x+4)(x-2)=0 

Solve for <span>x

</span>1. Ask: When will <span>(3x+4)(x−2) </span>equal zero?

2. Answer: When <span>3x+4=0 </span>or <span>x−2=0.</span>

3. Solve each of the 2 equations above: 

x = −<span>4 / 3</span>,<span>2</span>

8 0
3 years ago
Read 2 more answers
C = 12d for d solve the equation for the indicated variable
kkurt [141]

Answer:

c/12=d

Step-by-step explanation:

what is the indicated variable?

6 0
2 years ago
Read 2 more answers
Right angle FCD intersects Line A B and Ray C E at point C. AngleFCE is congruent to AngleECD. AngleECD is complementary to Angl
AlexFokin [52]

Answer:

A: They are congruent and complementary.

Step-by-step explanation:

Just took the test hope this helps :D

5 0
3 years ago
Read 2 more answers
Other questions:
  • Which expression is equivalent to -6(-2/3+2x)
    14·1 answer
  • What is the slope of the line that goes through the points (12,-18) (-15,-18)
    15·1 answer
  • Need help ASAP will vote brainliest
    12·1 answer
  • I am confused on what I am supposed to do on this problem.
    13·1 answer
  • Given the equation Square root of 2x plus 1 = 3, solve for x and identify if it is an extraneous solution
    6·2 answers
  • Christen returned an overdue book to the library. Her fine was the same as the amount on the following day.Out of the fines show
    7·2 answers
  • Perry traveled at an average speed of 55 miles per hour for 3.5 hours and then traveled at an average speed of 60 miles per hour
    11·1 answer
  • PLEASE HELP QUICKLY
    8·1 answer
  • HELP IM TIMES FOR 20 MINUTES! IVE BEEN ON THIS FOR THE LONGEST!
    9·1 answer
  • Mandy baby sat for 3 1/4 hours on Friday night and 4 5/6 hours on Saturday. How many hours did she babysit this weekend?
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!