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
Paul [167]
3 years ago
6

Shelby will take a total of 6 tests. On the first 5 tests, her scores were: 80, 85, 73, 78, 90. If she wants a mean grade of 80,

what does Shelby have to score on her 6th test?
Mathematics
1 answer:
Andrew [12]3 years ago
4 0

Answer:

74

Step-by-step explanation:

You might be interested in
Someone please help me
xxTIMURxx [149]
I think its 6 i'm not sure hope this might help
7 0
3 years ago
Factor the expression 2x4y – 18x2y3 completely.
Annette [7]

Answer:

B. 2x2y(x – 3y)(x + 3y)

Step-by-step explanation:

2 {x}^{4} y - 18 {x}^{2}  {y}^{3}  \\  = 2 {x}^{2} y( {x}^{2}  - 9 {y}^{2} ) \\  = 2 {x}^{2} y \{ {x}^{2}  -  {(3y)}^{2} \} \\  \purple {\boxed{ \bold{ = 2 {x}^{2}  y(x - 3y)(x + 3y)}}}

5 0
3 years ago
Read 2 more answers
A coffee shop covers it coffee cups for holiday seasons. Their cups are cylindrical, have a 2 inch radius, and a height of 6 inc
slega [8]

Answer:

Surface area of square box cover is 4x12=48in^{2}

Step-by-step explanation:

Given cylindrical cup have 2 in of radius and height of 6 in.

It is said that we need to cover the cup leaving top and bottom of cup.

To find how much material to cover:

After covering the cup, square box will be formed around the cup.

As shown in figure, Top view of square cup and box.

One face of box has length of diameter of cup = 2 in and height of box as height of cup = 6 in

Therefore, Area of one face of square box is length x height = 2 x 6 =12 in^{2}

Since, Box having 4 faces

Surface area of square box cover = 4 x area of one face of box

= 4x12=48in^{2}

8 0
3 years ago
I took the quiz the first time and failed. i really need help on this one.
Archy [21]

Answer:

x = 180 - (37 + 53)

Step-by-step explanation:

x + 37 + 53 = 180

x = 180 - (37 + 53)

All of the angles have to equal 180 due to the supplementary angles thm

3 0
3 years ago
Look at this set of ordered pairs:
cestrela7 [59]

Answer:

Yes!

Step-by-step explanation:

There are no repeating y values or x values!!

3 0
2 years ago
Other questions:
  • -5/4-(-1/6) help please
    11·1 answer
  • Use order of operations to simplify
    13·1 answer
  • What value(s) of x make the following expression undefined? x^2+ 1
    8·1 answer
  • Find the roots of 6x^2+480=0
    12·1 answer
  • Pls help I will mark brainlist if correct !! :)
    11·2 answers
  • What’s the angle relationship
    5·1 answer
  • Was marked down $20. The sale price was $40. What was the original price
    5·1 answer
  • Can someone help me with this question?
    11·2 answers
  • The teacher buys 24 small boxes, 12 medium boxes, and 5 large boxes. She had to return 3 small boxes due to defects. How many co
    13·1 answer
  • HELP FAST HURRY FAST PLZ
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!