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
deff fn [24]
2 years ago
10

Raquel works in a pet store every day after school and sometimes on weekends. She earns $5.20 per hour. If Raquel works 21 hours

a week, use front-end estimation to find out how much she will earn in four weeks.
A. $360
B. $400
C. $480
D. $520
Mathematics
2 answers:
riadik2000 [5.3K]2 years ago
8 0

Answer:

B

Step-by-step explanation:

$5.20 is about $5.00, 21 is about 20, so $5.00 * 20 *4 = $400.

Checking this: $5.20 * 21 * 4 = $436.80

LenaWriter [7]2 years ago
3 0
21 hours Times 4 weeks = 84*5.20=436.8 and then if you estimate each 400 answer is B
You might be interested in
Please Help! What is the distance between points (2, 8) and (7, 5)? Round to the nearest tenth of a unit.
zavuch27 [327]
Distance formula is like pythagoren ahtoerem
D=\sqrt{(7-2)^{2}+(5-8)^{2}}
the distance between oints (x1,y1) and (x2,y2) is
D=\sqrt{(x2-x1)^{2}+(y2-y1)^{2}}
(2,8) and (7,5)
D=\sqrt{(7-2)^{2}+(5-8)^{2}}
D=\sqrt{(5)^{2}+(-3)^{2}}
D=\sqrt{25+9}
D=\sqrt{34}
apxos
D=5.8309....

round
D=5.8 units


6 0
3 years ago
Read 2 more answers
Factor out the coefficient of the variable 1/2d+6
Dahasolnce [82]
1/2d+6=1/2(d+12)
Leaving us with 0.5 or 1/2
4 0
2 years ago
This was due yesterday please help​
Marianna [84]

Answer: 2.1925153x10 to the 3rd

Step-by-step explanation: hope it helps

3 0
2 years ago
Quadrilateral ABCD has the following vertices: A(-4, -3), B(2, -3), C(4, -6), and D(-4, -6). Quadrilateral ABCD is a
seropon [69]
In order to get the figure, you have to plot it.

Quadlirateral ABCDwith <span>vertices: A(-4, -3), B(2, -3), C(4, -6), and D(-4, -6) is </span>s A. TRAPEZOID
6 0
3 years ago
Read 2 more answers
Given the parabola whose equation is , find the focus and determine if the parabola opens up or down.
ziro4ka [17]
The equation of a parabola is:
y = ax {}^{2}  + bx + c
If a>0, then the parabola opens up;
If a<0, then the parabola opens down.
The coordinates of focus are:
( -  \frac{b}{2a}  \:  \:   \frac{1 - b {}^{2}  + 4ac}{4a} )
4 0
3 years ago
Other questions:
  • 12.5% commission on every car sold salesperson sold a car for $17,500 what is the commission earned from the sale round answer t
    12·1 answer
  • Find the domain and range of these functions. a) the function that assigns to each pair of positive inte- gers the maximum of th
    14·1 answer
  • What’s the answer to this please
    12·1 answer
  • 3.74 rounded to the nearest <br> hundredth
    12·2 answers
  • What is the slope of the line that passes through the points (5, -10) and
    8·2 answers
  • Which lines are perpendicular to the the line y -1=1/3(x+2)
    8·1 answer
  • Expand the following<br>(x+2x)(2s-2t)<br>(m-n)²<br>(k+9)²<br>(4a-3b)(c+6d)​
    5·1 answer
  • 9. a = b = c = 12 m.​
    5·1 answer
  • Which line is a linear model for the data
    5·1 answer
  • Multiply and simplify <br> tan θ(cos θ − csc θ)
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!