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
Sedbober [7]
3 years ago
10

Please help me with my math test

Mathematics
1 answer:
Harman [31]3 years ago
3 0

Answer:

1.four

2.c

Step-by-step explanation:

You might be interested in
A bookshelf contains 10 mysteries, 8 biographies, and 6 science fiction books. A book is randomly selected, replaced, then anoth
Pachacha [2.7K]

Answer:

Biography= 8/24= 1/3

Science Fiction= 6/24= 1/4

Step-by-step explanation:

The probability for biography is (biography/total amount of books.)

8/24= 1/3

The probability for science fiction is (science fiction/ total amount of books.)

6/24= 1/4

6 0
4 years ago
The lengths of salamanders have a normal distribution with mean 15cm, and standard deviation 2cm. What length of salamander woul
Law Incorporation [45]

Answer:

16.68 cm

Step-by-step explanation:

Given that :

Mean , m = 15

Standard deviation, s = 2

Length of salamander that would Place it at 80% of salamander length :

P(Z ≤ x) = 0.8

Zscore equivalent to 0.8 = 0.842

Using the relation :

Zscore = (x - m) /s

0.842 = (x - 15) / 2

1.684 = x - 15

Add 15 to both sides

1.684 + 15 = x - 15 + 15

16.684 = x

Hence, x = 16.68 cm

4 0
3 years ago
If minor arc AB measures 9 inches, what is the length of the radius of circle C? If necessary, round your answer to the nearest
Art [367]

Complete Question

If minor arc AB measures 9 inches, what is the length of the radius of circle C? Where the radians is 0.75 radians

If necessary, round your answer to the nearest inch. 6 inches 12 inches 18 inches 24 inches

Answer:

12 inches

Step-by-step explanation:

The formula for Arc length =

Arc length = r θ

θ = 0.75

Arc length = 9 inches

Hence:

r = 9/ θ

r = 9/0.75

r = 12 inches

3 0
3 years ago
Read 2 more answers
Simplify 5t+ (-3) - ((7t + 5) -( 8-39).<br><br>A -4 <br>B 4<br>C -10t<br>D 10t​
brilliants [131]

I guess it's A -4 sorry if it's wrong answer

3 0
3 years ago
What is three and one third plus four and one third equals
prohojiy [21]

Answer:

7 2/3

Step-by-step explanation:

3 0
2 years ago
Other questions:
  • Amanda is 5 feet tall casts a shadow that is 4 feet long find liquid shadow. Of 15-ft adult giraffe cast
    6·1 answer
  • Jerome is writing a coordinate proof to show that the midsegment of a trapezoid is parallel to its bases. He starts by assigning
    7·2 answers
  • A line and two points are guaranteed to be coplanar if
    7·1 answer
  • What is the answer to<br>3k-8+2k
    6·2 answers
  • The math club has 4 members. 1 of the members is 8 years old.
    6·2 answers
  • A sandwich shop prices its party subs at $17.50 per foot, with a $23 flat fee for assembly. Write a function rule describing how
    12·2 answers
  • Geometry ! No links please
    10·1 answer
  • Gabriel is playing a board game. When it is his turn, he tosses a three-dimensional figure that has 6 square faces. What kind of
    13·1 answer
  • Let f(x) = 5x + x2 and g(x) = 3x2 - 4x. Find f(x) * g(x)
    5·2 answers
  • Name two pairs of opposite rays.
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!