Answer:Your friend would buy it first by 9 weeks
Step-by-step explanation:
175-45=135, 135/5=29 weeks so it would take you 29 weeks but for your friend it wound take 39-15=24, 24/3=8, 160/8=20 weeks
Friend can buy bicycle before you
What is Unitary Method?A technique to find the value of one single unit and then finding the necessary value by multiplying the single unit value
we already have $45
Need to save 175 -45 = $130
our equation will be
Let us consider , it takes x weeks to save $ 175 and we are saving $ 5 per week
45 + 5x = 175
5x = 130
x = 26
It will take 26 weeks to save a total of $ 175
Now calculating for your friend
slope of line ( observe the graph ) = y2 - y1/ x2 - x1 = 39 - 15 / 3-0 = 8
Friend already have $ 15
Money remaining = 175 - 15 = $160
let Number of weeks friend need to save be = y
per week saving =8
Using Unitary Method
8 * y = 160
y = 160 / 8 = 20weeks
Friend can buy bicycle before you
Learn more about Unitary Method
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solve the inequality -5(x-7)<15 algebraically for x.
Answer:
4
Step-by-step explanation:
1. Divide both sides by -5
2. add 7 to both sides
How many solutions does the system have? ?
y = -27 -4
y = 3x +3
Answer:
-27-4=3x+3
-30-3=3x
X=-11
Determine what each letter represents in the Punnett square.
Letters A and B represent the genotypes of the
.
Letters C, D, E, and F represent the genotypes of the
.
Answer:
It is first one PARENTS. Second one OFFSPRING.
Step-by-step explanation:
edg 2021. ALSO, yy and xx is parents and offspring.
Answer: first blank parents, second blank offspring
Step-by-step explanation:
1. What is the angle relationship
2. What is the value of r?
Step-by-step explanation:
x + 62 = 90
because they are complementary angles
I don't see any r
but I guess since they're complementary it would be 90 - 62
Answer:
Complementary angles
x = 28°
Step-by-step explanation:
Angle relationship = Complementary angles
x = 90° - 62° = 28°
The midpoint of overline AB is M(0, - 7) . If coordinates of A are (- 2, - 6) , what are the coordinates of B?
Given:
The midpoint of overline AB is M(0, - 7) .
The coordinates of A are (- 2, - 6).
To find:
The coordinates of point B.
Solution:
Let the coordinates of point B are (a,b).
Midpoint formula:
[tex]Midpoint=\left(\dfrac{x_1+x_2}{2},\dfrac{y_1+y_2}{2}\right)[/tex]
The midpoint of overline AB is M(0, - 7). Using the midpoint formula, we get
[tex]M=\left(\dfrac{-2+a}{2},\dfrac{-6+b}{2}\right)[/tex]
[tex](0,-7)=\left(\dfrac{-2+a}{2},\dfrac{-6+b}{2}\right)[/tex]
On comparing both sides, we get
[tex]\dfrac{-2+a}{2}=0[/tex]
[tex]-2+a=0[/tex]
[tex]a=2[/tex]
And,
[tex]\dfrac{-6+b}{2}=-7[/tex]
[tex]-6+b=-14[/tex]
[tex]b=-14+6[/tex]
[tex]b=-8[/tex]
Therefore, the coordinates of point B are (2,-8).
Weird question but, whenever you divide by 1/4 or multiply by 4/1, will you always get the same answer.
(25 points if you answer this.)
Answer:
yep
Step-by-step explanation:
when you divide a fraction u can use the KCF method which is basically:
(keep) the first fraction the same
(change) the division sign in the middle to a multiplication sign
(flip) the second fraction
basically because you have to flip the 1/4 when you divide it, it'll be the same as a 4/1 anyways
Divide Rs 36 between Avni and Namitha in the ratio of 5:4. Find how much each will get
Step-by-step explanation:
Avni's ratio = 5/9
Money of Avni = 36*5/9= 20
Namitha's ratio= 4/9
Money of namitha = 36*4/9= 16
What is the value of X?
What is the value of Y?
What is the value of Z?
Answer:
The answer is
[tex]x = 12 \\ y = 20 \\ z = 15[/tex]
Step-by-step explanation:
By using Pythagoras low
Then we can find that
[tex] {y}^{2} = {x}^{2} + {16}^{2} \\ {z}^{2} = {x}^{2} + {9}^{2} \\ {y}^{2} + {z}^{2} = {25}^{2} \\ then \\ {x}^{2} + {9}^{2} + {x}^{2} + {16}^{2} = {25}^{2} \\ 2 {x}^{2} = 288 \\ x = 12 \\ By \: substituting \: x \: into \: the \: previous \: equations \\ then \: \\ y = 20 \\ z = 15[/tex]
Answer:
The answer is
Step-by-step explanation:
By using Pythagoras low
Then we can find that
Step-by-step explanation:
What is 49/50 equivalent to as a decimal and as a percent
How many solutions does 15x+12y=18 have
Answer: 2 or more.
X and Y could be anything, so there are at least two answers
The total cost of a compact disc, including a 6% sales tax, is $14.31.
What is the price before the tax?
$13.50
$13.45
$13.44
$15.17
The cost of a compact disc before the sale tax is $13.45. The correct option is B.
What is the percentage?The percentage is defined as representing any number with respect to 100. It is denoted by the sign %. The percentage stands for "out of 100." Imagine any measurement or object being divided into 100 equal bits.
Given that the total cost of a compact disc, including a 6% sales tax, is $14.31.
The cost before the sale tax will be calculated as,
Cost = 14.31 x ( 1 - 0.06 )
Cost = 14.31 x 0.94
Cost = $13.45
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please help! find QPR
Answer:
m∡QPR = 25°
Step-by-step explanation:
solve for 'x':
8x + 7 + 9x + 16 = 40
17x + 23 = 40
17x = 17
x = 1
m∡QPR = 9(1) + 16
m∡QPR = 25°
75 times 243
If your doing just for points I’ll report you
can someone help me plssssss
Answer:
16.5
Step-by-step explanation:
The longest side of a triangle is 8 more units than the shortest side. The third side is 4 times the length of the shortest side. If the perimeter of the triangle is 32 units, write and solve an equation to find the length of all 3 sides of the triangle
Answer:
10 3/4, 4 3/4, and 9 1/2
Step-by-step explanation:
We're going to let x represent the length of the longest side. The perimeter is
x +(x-6) +2(x-6) = 25
4x -18 = 25
4x = 43
x = 43/4 = 10 3/4
Then x-6 = 4 3/4.
Multiply that two to get 8 3/2 = 9 1/2
I hope this helped! :)
Caiden earned $475 from mowing lawns last summer. He deposited this money in an account that pays an interest rate of 3.8% compounded annually. What will be his balance after 2 years?
Answer:
$511.575
Step-by-step explanation:
Given data
P=$475
R=3.8%
T= 2 years
Compound interest
A=P(1+r)^t
substitute
A=475(1+0.038)^2
A=475(1.038)^2
A=475*1.077
A=511.575
Hence the final amount is $511.575
The prime factorization of 16x5
Answer:
well first 16x5=80
2 * 2 * 2 * 2 * 5
Step-by-step explanation:
Hope that helps! :)
Parker drove 8 miles in 15 minutes. If he drove at a constant rate, how far did he travel in one hour?
8th grade teachers and students from M.I.T went on a field trip to an zoo. Tickets
were $5.00 each for teachers and$3.50 each for students, and the group paid
$51.50 in total.A few weeks later, the same group visited a natural history
museum where the tickets cost $20.00 each for teachers and $8.50 each for
students, and the group paid $156.50 in total.
Find the number of teachers and students on the field trips.
A 4 Teachers and 9 Students
4 Teachers and 10 Students
3 Teachers and 9 Students
D None of the above
As there are multiple answers going with trial and error seems good in this case.
A
5.00 + 5.00 + 5.00 + 5.00 = 20.00
3.50 + 3.50 + 3.50 + 3.50 + 3.50 + 3.50 + 3.50 + 3.50 + 3.50 = 31.5
20.00 + 31.5 = 51.5
B
5.00 + 5.00 + 5.00 + 5.00 = 20.00
3.50 + 3.50 + 3.50 + 3.50 + 3.50 + 3.50 + 3.50 + 3.50 + 3.50 + 3.50 = 35.00
20.00 + 35.00 = 55.00
C
5.00 + 5.00 + 5.00 = 15.00
3.50 + 3.50 + 3.50 + 3.50 + 3.50 + 3.50 + 3.50 + 3.50 + 3.50 = 31.5
15.00 + 31.5 =46.5
Knowing that for the first one all A,B, and C were wrong we can determine that D is the answer. But wait if I made one mistake and didn't understand if $156.5 is equivalent to $156.50 that would mean A is correct.
Always recheck your answers and good luck,
Jon
A new watch costs $38.85, and a new bracelet costs $22.38. If Maddy buys both, how much does she spend?
Answer:
maddy will spend $61.23
Step-by-step explanation:
add $22.38 to $38.85
pls help meh
6th grade math
Answer:
1,728%
Step-by-step explanation:
multiply baby
Select an equation of a parabola that has a vertex at (2,-1) and a zero at x=3 .
A. y=x² -4x+ 5
B. y=x² -4x + 3
C. y=x² + 4x -21
D. y=x² + 4x +3
Please help someone pleaseeeeeeeeeeeeeeeeeeee
Answer:
first question: decrease - second question: 34
Step-by-step explanation:
first question: to find the mean, you need to add all of the numbers together and divide the sum of those by the amount of numbers you added together. in this question, it would be
73+79+96+84=332 -> 332/4=83 is the mean for the 1st set of numbers
(1) (2) (3) (4)
the question asks what happens after the next test score is added in, for this, you will do the same steps as before except you add in the 80 for her fifth test and then divide by 5 instead of 4, because you have another number being added.
73+79+96+84+80=412 -> 412/5=82.4 is the mean for the 2nd set of numbers
the second set of numbers, after the fifth test score is added in, is lower than the first set of numbers. therefore, the mean decreases
second question: same concept, except on a dot plot. a dot above a number means that there is one of those numbers that should be counted. this means since there are 2 dots above the 30, there are 2 30s being added to the rest of the numbers. in this dot plot, the numbers being added are
30+30+32+32+34+38+38+38=272 -> 272/8=34 is the mean
hope this helps!
What's the coefficient of -C.
Answer:
here we have -C
The Coefficient of -C is -1
Here is a sphere with radius 4 feet.What is the volume of the sphere? Express your answer in terms of pi
Answer:
volume of sphere=4/3 π4³=256/3π ft²
-5x -2y= -9
8x + 8y= 24
Answer:
x=5
y=-17
Step-by-step explanation:
basically what I did was:
1) I multiplied the first equation by 4 , solved for x
2) I used the value of x that i found and substituted in one of the equations to find y
Answer: x=0 y=2
..................
Someone was shopping at a store that advertised 50% off everything. She found a new CD player originally priced at $76. What was the sale price?
Answer:
38
Step-by-step explanation:
Someone please help me ?
Answer:
OPTION 1
Step-by-step explanation:
all the marked values are less than six, just as in the inequality. We did not choose option 4 because we're not dealing with '≥'
The answer is option 1!!!!!!!!?!
Robert has 6 pints of water to use on 5 plants.
If Robert gives each plant the same amount, how many pints of water will each plant get?
A. 5/6
B. 1
C. 1 1/5
D. 5
Answer
I think the answer is B)
Step-by-step explanation:
because I subtracted 6 and 5 because Robert has 6 pints of water and there's 5 plants
The Murphy family is on a road trip. On the first day, they traveled 30% of their total distance. On the second day, they traveled another 1 4of the total distance. What fraction of the total distance do they have left after
Answer:
5/12
Step-by-step explanation:
Total distance travelled = 30% + 1/4
To add these numbers, convert 30% to fraction
30% = 1/3
1/3 + 1/4 = 7/12
Remaining distance = 1 - 7/12 = 5/12