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
DedPeter [7]
3 years ago
15

the relative frequency that the traffic lights will show RED at road works is 0.2. Estimate how many times they will show RED ov

er the next 40 journeys.
Mathematics
2 answers:
tensa zangetsu [6.8K]3 years ago
8 0
Only 8 times because you take .2 times 40

adell [148]3 years ago
7 0
Yes you multiply 40*0.2 and that would be 8.
You might be interested in
1 / 3 divided by 2 is equal to? (show your answer in fraction form)
alexgriva [62]

Answer:

1/6

Step-by-step explanation:

1/3 * 1/2 = 1/6

5 0
4 years ago
How many more dogs than cats were over 10 pounds?<br><br> 10<br><br> 30<br><br> 50<br><br> 100
Sholpan [36]

Answer:

30 30 30 30 30 30 30 30

Step-by-step explanation:

4 0
3 years ago
Read 2 more answers
The area of a circle is 30.8m2.<br> Find the length of the diameter rounded to 1 DP.
andre [41]
Area of a circle = pi • r^2

We need to isolate for r.

A/pi = r^2

r = sqrt(A/pi)

r = sqrt(30.8/pi)

r = 3.1311251164

Diameter = 2r

Diameter = 6.26225023

Diameter = 6.3 m
8 0
2 years ago
3x + 12 = -3 What is the value of X
Blizzard [7]

Answer:

x = -5

Step-by-step explanation:

i took algebra a couple years ago :)

4 0
3 years ago
Read 2 more answers
Nth term to 4 1 -2 -5 -8
AURORKA [14]

4

4 - 3 = 1

1 - 3 = -2

-2 - 3 = -5

-5 - 3 = -8

It's the arithmetic sequence.

a_n=a_1+(n-1)d

a_1=4,\ d=-3

substitute

a_n=4+(n-1)(-3)=4-3n+3=-3n+7

Answer: a_n=-3n+7


7 0
3 years ago
Other questions:
  • Can someone help me in geometry
    10·2 answers
  • Help and show work for #9
    9·1 answer
  • Which algebraic expression is equivalent to the expression below?
    10·2 answers
  • Cos -7pi/3=???????????
    10·1 answer
  • you invest $1600 into an account that pays an interest rate of 4.75 percent compounded continuously. Calculate the balance after
    6·1 answer
  • Please help!! I need the answer and the explanation on how to do this
    6·1 answer
  • 0.18=..........- -18+-1.8​
    13·1 answer
  • PLSSS HELP IF YOU TURLY KNOW THISS
    5·2 answers
  • Four times the sum of x and 5 as an algebraic expression
    13·2 answers
  • The product of 7 and j is 91. What is j?
    12·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!