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
saveliy_v [14]
3 years ago
9

In Mrs. Robinson's class, there are 16 girls and 14 boys. The mean of the girls' heights is 63.7 inches, and the mean of the boy

s' heights is 65.4 inches. What is the mean of the heights of all 30 students? Express your answer as a decimal to the near tenth.
Mathematics
1 answer:
Elodia [21]3 years ago
8 0

Answer: 64.6

Step-by-step explanation:

If you add up 63.7 and 65.4 and then divide by 2 you get 64.6.

You might be interested in
Solve for x. –2(6 – x) = 3x A. –3 B. 12 C. 3 D. –12
Katen [24]

-2(6-x)= 3x, the solution is  find the value of x,  you must apply distributive property, tho the first term,  -12+2x= 3x⇒ 3x-2x= -12⇒ x = -12, the  answer correct is option D

6 0
3 years ago
Read 2 more answers
How big will the Universe be in 999 nonillion years?
Andru [333]

Answer:

it will be 5x the size it is now

Step-by-step explanation:

veiwer discrection is advised

7 0
3 years ago
Solving for h 7a=10-2h
kiruha [24]
7a=10-2h\ \ \ \ |Subtract\ 10\\\\
7a-10=-2h\ \ \ \ |Divide\ by\ -2\\\\
h=-\frac{7}{2}a+5\\\\h=-3\frac{1}{2}a+5\\\\Solution\ is\ h=-3\frac{1}{2}a+5.
5 0
3 years ago
Read 2 more answers
What is the final amount if 700 is decreased by 6% followed by a 7% increase Rounded to 2 decimal places
DaniilM [7]

Answer:

816.67

Step-by-step explanation:

4 0
2 years ago
Read 2 more answers
2.85 rounded to the nearest hundredth <br> A. 2.861<br> B. 2.849<br> C. 2.842<br> D. 2.805
blagie [28]

Answer:

B) 2.849

Step-by-step explanation:

Given: 2.85 which is rounded to the nearest hundredth place.

To find the number, the thousandth place must be greater than or equal to 5.

Here 2.849 has the thousandth place greater than 5

When we round off 2.849 to the nearest hundredth place, we get

2.85

Therefore, answer is B) 2.849

Hope this will helpful.

Thank you.

5 0
3 years ago
Read 2 more answers
Other questions:
  • 140/100 simplified as a fraction
    9·2 answers
  • Write the standard form of the equation of the circle with the given center and radius.
    10·1 answer
  • Which of the following is an example of imdependent events
    15·1 answer
  • What is √34cos(x-46.7) =4
    14·1 answer
  • Answer the following questions about the function whose derivative is f prime​(x)equalsx Superscript negative one third Baseline
    10·1 answer
  • Ryan went to the store to buy some apples. The price per pound of the apples is $4.25
    12·1 answer
  • The Sum of a number y and -3 is -8
    15·2 answers
  • Please help, would be grateful :)
    11·2 answers
  • It costs $3.60 to buy one lb of candy. How much would it cost to purchase 5 lbs of candy?
    6·2 answers
  • Please answer this question I need to submit please do it ASAP!
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!