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
notsponge [240]
2 years ago
15

You calculate the probability of an event and it turns out to be 0.7, you know

Mathematics
1 answer:
aivan3 [116]2 years ago
6 0

Answer:

C. the probability of it not happening is 0.3.

Step-by-step explanation:

Probability of event happening is of 0.7.

Either it happens, or it does not. The sum of these probabilities is 100%.

0.7 probability of happening, so 1 - 0.7 = 0.3 probability of not happening, and the correct answer is given by option C.

A is wrong as the probability is not 1, and B is wrong as the probability is higher than 0.5.

You might be interested in
A worker get paid overtime at the rate of double normal time. For a week he works 40 hours of normal time and 8 hours of overtim
ivolga24 [154]

Answer:

His hourly wage is $17.50

His normal wage would be $700 evenly.

6 0
3 years ago
Read 2 more answers
2. The student council at Camp Creek Middle School determines that 3 out of 4
Gemiola [76]

Answer:

Hi there!

Your answer is:

996 students were apart of this survey!

Step-by-step explanation:

3 out of 4 students means that 75% of students prefer the assemblies be held on Friday.

If 75% = 747 students then:

/75

1% = 9.96 students

×100

100% = 996 students

I hope this makes sense!

8 0
3 years ago
A=2,b=1 and c=4.What is 3ac-a+2b
kati45 [8]

Step-by-step explanation:

a = 2

b = 1

c = 4

<h2>Question:</h2>

3ac - a + 2b

= Solution ,

= 3 × 2 × 4 - 2 + 2 × 1

= 24 - 2 + 2

= 24 + 2 - 2

= 26 - 2

= 24

hence the answer is 24....

6 0
2 years ago
At Walmart, apples cost $0.50 each, and grapefruits cost $2 each. You want to spend exactly $15.
Papessa [141]

Define the variables: a is the number of apples I can buy                                                                        g is the number of grapefruits I can buy.

Write the equation: 15 = 0.50a + 2g

6 0
3 years ago
What is the answer to -7/24 - (-5/8)? Show work please...
Nitella [24]
Answer <span>-7/24 - (-5/8) = 1/3</span>
8 0
3 years ago
Read 2 more answers
Other questions:
  • Big Bob weighs 350 pounds. After one month of dieting, he lost 5% of his original weight. During the second month of dieting, he
    7·1 answer
  • Mortgage is a type of installment loan. How does an adjustable rate mortgage work?
    5·1 answer
  • Sasha solved an equation, as shown below: Step 1: 8x = 56 Step 2: x = 56 – 8 Step 3: x = 48 Part A: Is Sasha's solution correct
    13·1 answer
  • Please can anyone answer this algebra question? what is 5n+1=5n-1
    9·2 answers
  • Pls help me answer 10, 11, and 12 thx in advance
    13·1 answer
  • Please help me asap​
    8·1 answer
  • Write an algebraic expression for two fifths the cube of a number
    8·1 answer
  • Lee is trying numbers to see which values make greater than . Select all of the values that make the inequality, , true. You may
    9·1 answer
  • Alina, Robert, and Makayla are on the student council at their high school.
    5·2 answers
  • Natasha rolls a fair dice 66 times.
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!