The function that shows this situation is given by Q(t) = 3.5t + 55
What is a linear equation?A linear equation is in the form:
y = mx + b
Where y, x are variables, m is the rate of change and b is the y intercept.
Let Q(t) represent the total number of boxes, and t is the time since noon in hours.
A warehouse contains 55 boxes, hence b = 55. At 3:30 pm (3.5 hours), the warehouse contains 90 boxes.
90 = 3.5m + 55
m = 10
The function that shows this situation is given by Q(t) = 3.5t + 55
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Pls help me with 8a and b
Answer:
Step-by-step explanation:
On a plane, 2/5 of the passengers were British. 30% of the British passengers were men. There were 36 British men on the plane. Find the total number of passengers on the plane
Answer:
76 passengers
Step-by-step explanation:
100-36 is 64 and that makes 64 + 36 =100-30 is 70% and we have 36 + 40 =76
There were 300 passengers.
What is Algebra?Algebra is the branch of mathematics that helps in the representation of problems or situations in the form of mathematical expressions.
Given:
Fraction of British = 2/5
Percent of British men = 30%
Number of British men = 36
let the British passenger be x
30 /100 * x= 36
x=120
and let the total passenger by y
2/5 of y = 120
y= 120 * 5/2
x= 300
Hence, there were 300 passengers.
Learn more about algebra here:
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1. Dan painted 3/5 of a wall using 1/5 of a can of paint. How many walls can he paint using one can of paint?
One can of paint will cover 3 walls.
A car dealer buys a car for $500, and then sells it for $640. What
is the percentage profit?
is sold for $100.
Answer:
28%
Step-by-step explanation:
I think:
640-500= 140
140/500 = 0.28 = 28%
if f(x) = 2x - 5, what is the value of f(-2)?
The population of a city is 100,000. It doubles each decade for 5 decades.
Select all expressions that represent the population of the city after 5
decades.
Answer:
1000000
Step-by-step explanation:
jayla invested $8200 in an account that grows continuously at an annual rate of 2.8%. write the function that represents the situation, where A is the value of Jaylas investment after t years. what will kayla’s investment be worth after 7 years to the nearest cent
[tex]~~~~~~ \textit{Continuously Compounding Interest Earned Amount} \\\\ A=Pe^{rt}\qquad \begin{cases} A=\textit{accumulated amount}\\ P=\textit{original amount deposited}\dotfill & \$8200\\ r=rate\to 2.8\%\to \frac{2.8}{100}\dotfill &0.028\\ t=years\dotfill &7 \end{cases} \\\\\\ A=8200e^{0.028\cdot 7}\implies A=8200e^{0.196}\implies A\approx 9975.52[/tex]
I need to know an answer to an equation
2 2/5w = 21 3/5
Answer:
w = 9
Step-by-step explanation:
Firstly, change the mixed numbers to improper fractions, that is
[tex]\frac{12}{5}[/tex] w = [tex]\frac{108}{5}[/tex] ( multiply both sides by 5 )
12w = 108 ( divide both sides by 12 )
w = 9
Answer:
w=9
Step-by-step explanation:
what is 50 approximately equal to
Answer:
50 lol
Step-by-step explanation:
can I please have brainliest I only need 2 more :)
What are three consecutive integers that have a sum of 51?
Answer:
16, 17 and 18 im pretty sure
Step-by-step explanation:
Answer:
16, 17 and 18
Step-by-step explanation:
16+17+18=51
help me with this please
we replace m by (-3)
so
P = (-3)² / (2 - (-3))
P = 9 / 5
Answer: B 9/5
Step-by-step explanation:
m^2 = 9
2-m = 5
9/5= 18/10 or 9/5
El ayuntamiento impone un 15% de multas retrasadas ¿Cuál será el impuesto para multas de 75€?
Answer:
75 x 0.15 = 11.25
Step-by-step explanation:
List the angles or the triangle in order from SMALLEST to LARGEST
Answer:
i think its A)
Step-by-step explanation:
Answer:
C )
CAB . . . . . .
Hope it helps any . . . . . .
A prism is completely filled with 64 cubes that have edge lengths of 12 in. What is the volume of the prism? Enter your answer in the box
Answer:
answer;8
Step-by-step explanation:
I took the test and got it right
Answer:
110592 in^3
Step-by-step explanation:
12x12x12=1728
1728x64=110592
help i need to know what answer to this is xd
2) Mateo scored 99 out 150 on an exam. What’s his score as a percentage?
Answer:
You divide the smaller number by the bigger, or the received points out of the total, so you would divide 99 by 150 giving you 66%
Answer : 66%
Explanation : 33 ÷ 50 Or 99 ÷ 150
The polygons are similar. Find the value of x.
2-
Р
X
X
20
21
14
5
Q 12 R
L
18
K
Check the picture below.
Which equation demonstrates the identity property of multiplication? 2/3 x 3 6/1 x 3 1/3 x 3 7/7 x 3
Answer:
10/3x4/1
Step-by-step explanation:
3 1/3= 10/3
3 7/7= 28/7= 4/1= 4
-----------------------------------------------
keep, change, flip
divided sign= * (for this)
keep: 10/3x4/1=
change: 10/3*4/1=
flip: 10/3*1/4= 1/10
Answer: 1/10
Hope this helped <3
A rocket is launched upwards from the ground. The height of the rocket above the ground is
shown in the following table:
(a) Write the quadratic regression equation that models the data. Let x = time in seconds
and let y= height in feet. Round all numbers to the nearest hundredth.
(b) Use the equation to estimate the height of rocket after 5 seconds.
The height of the rocket after 5 seconds would be 0 feet.
What is an quadratic equation?A quadratic equation is in the form:
y = ax² + bx + c
Let y represent the height after x seconds.
At point (0, 0):
0 = a(0)² + b(0) + c
c = 0
At (0.5, 20.5):
20.5 = a(0.5)² + b(0.5) +0
0.25a + 0.5b = 20.5
At point (2, 36.25):
30.41 = a(2)² + b(2) + 0
4a + 2b = 30.41
Hence:
a = -17.2, b = 49.6
Hence:
y = -17.2x² + 49.6x
At 5 seconds:
y = -17.2(5)² + 49.6(5) = -197
The height of the rocket after 5 seconds would be 0 feet.
Find out more on quadratic equation at: https://brainly.com/question/1214333
Which of the following represents the value of a^-4/b^-2 when a is 3 and b is 2
Let's find out
[tex]\\ \sf\longmapsto \dfrac{a^{-4}}{b^{-2}}[/tex]
[tex]\\ \sf\longmapsto \dfrac{b^2}{a^4}[/tex]
[tex]\\ \sf\longmapsto \dfrac{2^2}{3^4}[/tex]
[tex]\\ \sf\longmapsto \dfrac{4}{81}[/tex]
A school has 6 sports teams during the fall season, and each team has 20 members. How many fall athletes does the school have?
athletes
Answer:
120
Step-by-step explanation:
Basically you just 6x20=120
Hey there!
Answer: 120 fall athletes
Since each team has 20 members, and in total they have 6 teams
Then, we multiply
=> 20 × 6
=> 120
math question... lol
Answer:
answer is
Step-by-step explanation:
Surface are = (3 x 4) + (3 x 5) + (4*5) x 2 is calculate as 94 squat inches
help me on this ill give brainliest
Answer:
1, 3, and 4 are correct
Step-by-step explanation:
We know that to find the radius, we divide the diameter by 2, so the first one is correct.We know that the second one is incorrect because we just said that we would divide the diameter by 2 for the radius, so we would multiply the radius by 2 to find the diameter.The third statement is correct because the circumference is approximately 3 times bigger than the diameter.The fourth statement is correct because the circumference is equal to pi times 2 times the radius.If I am incorrect in my reasoning, please let me know so that I can plan better for my future answers. Have an amazing day.
A bus travels at a
speed of 58 miles per
hour for 2 hours. How
far does it travel?
The polygons in each pair are similar. Find the scale factor of the smaller figure to the larger figure.
Answer:
smaller figure: 3
larger figure: 5
or, in other words, 3/5.
Step-by-step explanation:
simplify the fraction, or 15/25.
correct me if i'm wrong. hope this helps. :)
1
Kelly is wrapping paper around a box. The box is 16 in. long, 14 in. wide, and 3 in. high. What is the minimum amount of paper Kelly needs to completely wrap the box?
Answer:
672 in squared
Step-by-step explanation:
you multiple all the number together
A scientist measured the growth rate of a bamboo plant at 6 inches in 12 hours. What is the growth rate of the Bamboo? (in inches/hr)
Growth rate
[tex]\\ \sf\longmapsto Distance/Time[/tex]
[tex]\\ \sf\longmapsto 6/12[/tex]
[tex]\\ \sf\longmapsto 0.5in/h[/tex]
A bakery sold a total of 160 cupcakes in a day, and 104 of them were chocolate flavored. What percentage of cupcakes sold that day were chocolate flavored?
Answer:
65%
Step-by-step explanation:
What is the average rate of change of the line whose equation is:
y−3=−12(x+4)?
PLEASE HELPPPP
Answer:
Rate of change = -12
Step-by-step explanation:
y − 3 = −12(x + 4)
Expanding, we have;
y - 3 = -12x - 48
y = -12x - 48 + 3
y = -12x - 45
Now, formula for rate of change is;
Rate of change = (y(x + h) - y)/h
y(x + h) is; y = -12(x + h) - 45
This gives;
Rate of change = (-12(x + h) - 45 + 12x + 45)/h
Rate of change = (-12x - 12h - 45 + 12x + 45)/h
Rate of change = -12h/h
Rate of change = -12
hello, can anyone solve this equation? any help is appreciated!
4 + x = 11
Answer:
The answer is 7
Step-by-step explanation:
So you would look at it this way, what plus 4 is going to equal 11? The answer is 7, so x would equal 7 :) I hope this helped!!
Answer:
7
Step-by-step explanation:
use reverse operation to find the missing
Addition=subtraction
Multiplication=division
11-4=7