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
Readme [11.4K]
3 years ago
15

Harper has a mask collection of 400 masks.She keeps 21% of the masks on her wall.How many masks does she keep on her wall

Mathematics
2 answers:
Brut [27]3 years ago
7 0

Answer:

84

Step-by-step explanation:

400x0.21%=84 simple

KatRina [158]3 years ago
6 0

Answer:

84 masks

Step-by-step explanation:

You might be interested in
Q varies jointly as r and s. if q=2.4,when r =0.6and s=0.8,find q when r =1.6and s=.01.​
Firlakuza [10]

Answer:

q=2.61

Step-by-step explanation:

I think it's 2.61 because r+s=1.61. that plus 1 is 2.61

6 0
3 years ago
Equations!! PLS HELP ASAP!!
Likurg_2 [28]

Step-by-step explanation: Let  

Let  

y

be the total fee, and  

x

the number of months.

Equation 1:

y

=

50

+

55

x

Equation 2:

y

=

200

+

45

x

Solve the system for  

x

and

y

:

50

+

55

x

=

200

+

45

x

10

x

=

150

x

=

15

y

=

200

+

45

(

15

)

y

=

875

∴

The total amount paid to both gyms is equal after  

15

months and will be  

$

875

.

Hopefully this helps!

4 0
3 years ago
2. (MCC 6.5) Find the value of x. 77° (6x17)°​
Mariana [72]

Answer:

x = 17

Step-by-step explanation:

77° + (6x + 1)° = 180° (angels on a straight line)

Solve for x

77 + 6x + 1 = 180

Add like terms

6x + 78 = 180

6x + 78 - 78 = 180 - 78

6x = 102

6x/6 = 102/6

x = 17

6 0
3 years ago
Ralph is 3 times as old as Sara. In 4 years, Ralph will be only twice as old as Sara will be then. Find Ralph's age now.
marshall27 [118]
3x-x=(2x+4)-(x+4)? That is my answer but it might not be right
3 0
3 years ago
Please help me!! 20 pts!
Varvara68 [4.7K]

can you add a pic or image pls?

3 0
3 years ago
Other questions:
  • Which is the constant term of the algebraic expression -2x^2+17-15x+7xy?
    5·1 answer
  • An office supply store scans document pages. The store charges the same amount for each scanned page and a one-time charge for t
    6·1 answer
  • Write the fraction or mixed number as a percent.<br> 1 21/50 =
    15·2 answers
  • Come up with a situation in which you would have to calculate the surface area or volume of a solid
    11·1 answer
  • What's -93 minus -18
    7·2 answers
  • Mr.Wright brought 1.4 pounds of chocolate.He paid a total of $6.75 for the chocolate.What was the price per pound?
    9·1 answer
  • Help ASAP!!
    5·1 answer
  • Help me slove this -&gt; f(x) = x + 2<br><br><br><br> f(8) =
    15·1 answer
  • What's 26% of 600, I will give brainiest
    7·1 answer
  • Lindbergh's Air Speed Charles Lindbergh estimated that at the start of his historic flight the practical economical air speed wa
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!