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
Mila [183]
3 years ago
13

How many prime numbers between 20 and 40 are divisible by 9?

Mathematics
1 answer:
myrzilka [38]3 years ago
6 0
Prime nos. are numbers that can only multiply by one and itself so... I guess there's 0?
You might be interested in
13. Tai wrote the sequence -2, 5, 12, 19,....
Elden [556K]

Answer:

26, 33

Step-by-step explanation:

rule is to add 7 everytime

next 2 numbers are 26, 33

7 0
3 years ago
And the last question is:
Leya [2.2K]
It should be " b " That should be right but u may want to wait for others to respond to this to make sure
6 0
3 years ago
Read 2 more answers
Evolutionary theories often emphasize that humans have adapted to their physical environment. One such theory hypothesizes that
timama [110]

Answer:

Step-by-step explanation:

Given that evolution theory hypothesizes that people should spontaneously follow a​ 24-hour cycle of sleeping and wakingdash–even if they are not exposed to the usual pattern of sunlight.

Sample size n = 8

df = 8- 1=7

Since population std deviation is not known, and sample size is small we can use only t test

H-0: x bar = 24\\H_a: x bar \neq 24

(two tailed test at 5% level of significance)

24

28

24

22

25

26

26

25

 

mean 25

 

sd 3.142857143

 

se 1.111167799

Test statistic = Mean diff/se = 1.595

p = 0.1546

since p >0.05, accept null hypothesis.

There is no evidence to prove that the steady cycle is different from 24 hours.

4 0
4 years ago
If m∠2 = 137 and m∠P = 22, what is m∠O?
Katyanochek1 [597]

Answer:

The answer is 21

Step-by-step explanation:

This should help you

8 0
2 years ago
HELP QUICK
Jobisdone [24]

Answer:

0.055

Step-by-step explanation:

You want to move the decimal from the % left two places.

5 0
3 years ago
Read 2 more answers
Other questions:
  • Martin measure the links of five shoes in his closet there links were 10.252 inches, 9.894 inches, 10.455 inches, 9.5 to 7", and
    6·1 answer
  • What is the sum of the next two terms in the sequence -3, -1, 3, 9, 17.....?
    10·1 answer
  • For a moving object, the force acting on the object varies directly with the object's acceleration. When a force of 18 N acts on
    5·1 answer
  • Microsoft Excel might be useful when establishing relationships involving vertex-edge graphs.
    7·2 answers
  • . An equation is shown below. 2x = 60 Which of these situations could the equation represent?
    9·1 answer
  • Ben and Carmella want to go to a basketball game. Carmella proposes they use a bag of 90 lettered tiles to decide who will pay f
    7·1 answer
  • B<br> 34<br> 16<br> A<br> C<br> 30<br> cos A-
    14·1 answer
  • Y – 4 = –Two-thirds(x – 6) and passes through the point (−2, −2)?
    11·1 answer
  • Solve seven 2/3-1 2/4+3 6/8 choose the numbers to complete complete the next number numbers may be used once or not at all
    15·1 answer
  • This week Melisa studied a total of 28 hours
    8·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!