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
Sergeeva-Olga [200]
3 years ago
15

Marci mailed nine letters at the post office. Each letter weighed 3.5 ounces. What was the total weight of the letters

Mathematics
1 answer:
ella [17]3 years ago
4 0

The total weight of the letters is 31.5 ounces.

You might be interested in
If the sumof two numbers,n and m,is rational,which statement is true?
Nataly_w [17]

Option B:

Both n and m must be rational.

Solution:

Given information:

Sum of two numbers, n and m are rational.

<u>To find which statements are true:</u>

Option A: Both n and m may be rational but do not have to be.

It is not true because n and m given is rational.

It have to be rational.

Option B: Both n and m must be rational.

Yes, n and m must be rational then only the sum of numbers are rational.

It is true.

Option C: Both n and m must be irrational.

Sum of irrationals will be sometimes irrational and sometimes can't add.

So it is not true.

Option D: One number is rational and the other is irrational.

Rational and irrational cannot be add.

So it is not true.

Option B is true.

Both n and m must be rational.

5 0
3 years ago
I need help with volumes of cones
irinina [24]

search up on google volume of a cone and type in your numbers and it will show you the answers

4 0
3 years ago
Find the distance of a plane that travels at an average speed of 200mi/hr<br> for 8.5 hours
asambeis [7]

Answer:

1800 mi

Step-by-step explanation:

Recall that (distance) = (rate)(time).

Here, (distance) = (200 mi/hr)(8.5 hr) = 1800 mi

6 0
3 years ago
Here you go please show your work
ValentinkaMS [17]
A. F(x)= 3x+6 =12
3x = 12-6
3x = 6
x=2

B. x=10, f(x)= 3*10+6 = 30+6 = 36

C. f(x) = 3x+6 = 6
3x = 6-6
3x=0
x=0

D. x=5, f(x) = 3x+6 = 3*5+6 = 15+6 = 21
5 0
3 years ago
What is the answer to the whole thing? I'm having trouble with my homework.
notsponge [240]
Y=8,4,2,-2 linear and in that order
8 0
3 years ago
Read 2 more answers
Other questions:
  • Explain how the value of the 7 in 327,902 will charge if you move it to the tens place
    6·2 answers
  • Alejandro has 64-centimeter cubes. He uses them to build cubes with
    10·1 answer
  • Estimate V120 to the nearest integer.​
    10·1 answer
  • The length of the longer side of rectangle $r$ is $10$ percent more than the length of a side of square $s.$ the length of the s
    11·1 answer
  • Samantha invests a total of $26,500 in two accounts. The first account earned a rate of return of 14% (after a year). However, t
    9·1 answer
  • A survey of 1,000 people was done by New York Times. 80% of the people did not know the name of their representative in Congress
    8·1 answer
  • F (x) = 2x² + 3x + 4 g(x) = x + 5 What is (f (x)) . (g(x))?​
    13·1 answer
  • Solv e pls brainliest
    13·1 answer
  • Paula has $3,281 in a savings account that earns 8% interest, compounded annually.
    7·1 answer
  • Which angle is a vertical angle with AngleEFD?
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!