Answer:
69.15Step-by-step explanation:
69.15 rounded off to the nearest hundredth is 69.15...
if i fill the 42 L tank in my car and take a 360km trip. If my car consumes gasoline at a rate of 8 L per 100km how muck farther can i go before i run out of gasoline.
Using the principle of proportional relationship, the 42 L of gas can go for a further 165 km
Consumption rate = 8L for 100 km
Km per Litre :
8L = 100km
1 L = m
8m = 100
m = (100 ÷ 8)
= 12.5 kilometer per Litre
Number of kilometers for 42 L
12.5 km = 1 L
m = 42 L
Cross multiply
m = 12.5 × 42
m = 525 km
The difference in the distance = 525 - 360 = 165 km
Therefore, the gas can go for a further 165 km
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[tex]\sqrt4x -\sqrt9x\\\\[/tex]
Answer:
Step-by-step explanation:
Which equation represents “fifteen more than r is sixty-one?”
Answer:
r + 15 = 61
Step-by-step explanation:
Maizes grandmother open the second account with $75 for her when she was born the account is 4% simple interest each year when Maize is 10 years old how much will she have in the savings account?
Answer:
She'd have $45
Step-by-step explanation:
4% of 75 is 3 dollars.
So 3 dollars per year and after 10 years the account lost $30 to the simple interest.
3*10(AmountOfYears)=30
So 75-30=45
$45 would be left in the savings account.
find the area
(not to scale)
Answer: no
Step-by-step explanation: no
Which graph shows y=x^2+3x-4
Answer:
Third graph in the photo
Step-by-step explanation:
x^2+3x-4 can be factored as (x+4)(x-1). When y=0, x must be -4 or 1 to satisfy the equations, and thus the roots of the graph are at x=-4 and x=1. When x=0, y=(4)(-1)=-4. The only graph that satisfies both of these requirements is the third/last one.
10 ft 8 ft 6 ft Find the area of this figure. Round your answer to the nearest hundredth. Use 3.14 to approximate n. A = [ ? ] ft?
Answer:
l×b×h-this is the order
10×8
=80 --area 1:maximum
10×6= 60--area2: minimum area
8×6=48--area3:middle area
if you follow the order
the answer is= 60ft
Need some assistiance.
Answer:
B. 1 1/7
Step-by-step explanation:
Pls, choose me as brainliest!
Will mark brainly if correct please help
Answer:
n=7Step-by-step explanation:
84×2=n×24168=24n168/24=nn=73(x+1)=2(x-3) whats the answer
The answer is -9
I dont know the step-by-step used a calculator
Your mom opens an account to save money for a family vacation. The account earns an animal interest rate of 4%. She earns $37 in simple interest after 6 months. How much money did she put in the account when she opened it? Use the formula: I=prt
Answer:
I = $ 0.74
Step-by-step explanation:
First, converting R percent to r a decimal
r = R/100 = 4%/100 = 0.04 per year,
putting time into years for simplicity,
6 months ÷ 12 months/year = 0.5 years,
then, solving our equation
I = 37 × 0.04 × 0.5 = 0.74
I = $ 0.74
The simple interest accumulated
on a principal of $ 37.00
at a rate of 4% per year
for 0.5 years (6 months) is $ 0.74.
BRAINLIEST PLEASE
Simplify 20+16➗2
Please answer ASAP
Answer:
28, trust me
Step-by-step explanation:
Is g correct? I need help in this
Yolanda would like to attend a 12-month program that will certify her as a court reporter. The program costs $8,500 in tuition, fees, and books and will allow her to make
about $31,250 a year when she becomes certified. She will not have time to work during the year of training. Assuming she could make $18,000 a year without the
training, how many years will it take her to recoup her investment? years
Answer:
15 months and 8 days
Step-by-step explanation:
31,250 / 12 = 2604.16667 8,500/ 2604.16667 = 3.264 months of second year 12 + 3.264 = 15.264 months days 30 * 0.264= 7.92 add the together = 15 months and 8 days
Richard had 180 total minutes to do
homework, mow the grass, and walk the dog.
He spent 3(x + 4) minutes mowing the
grass.
He spent (x + 3) minutes working on
homework
He walked the dog for x minutes.
How many minutes did Richard spend
mowing the grass?
Expand the brackets in this expressions
(2y)²
Answer:
4y²
Step-by-step explanation:
(2y)² = 2²*y² = 2*2*y² = 4y²
Alicia wants a pair of shoes that cost $68.48. If 17% sales tax must be added to the price, approximately
how much will the shoes cost including sales tax?
Answer:
$80.12; approx. $80
Step-by-step explanation:
- multiply 68.48 x 17% or 68.48 x 0.17 = 11.64
- the tax is 11.64
- add 68.48 + 11.64
- her total is $80.12
- rounded it would be $80
Hope this helped!
PLEASE HELP complete the construction a perpendicular line to segment AB through point P.
Answer:
.
Step-by-step explanation:
sorry i can't help
ALL FELLOW PEOPLE I NEED HELP ASAP ! WILL MARK BRAINLIEST!!EXTRA POINTS !!!!
Answer:
3) parallel
4) y = -1/2x +5
Step-by-step explanation:
3) Two equations are parallel if they have the same slope
The equations are written in y=mx+b (standard) form, where m is the slope. Both equations have a slope of 5/4
4) The two points that are plotted are (0,5) and (4,3).
We can find the slope by using the slope equation
(3) - (5) / (4) - (0) = -2/4 = -1/2
then we can plug it in both points to find b
-1/2(4) = -2
-2 + b = 3
b = 3
Which relationship is NOT a function?
Answer:
a
Step-by-step explanation:
Answer:
If it is possible to draw any vertical line (a line of constant x) which crosses the graph of the relation more than once, then the relation is not a function. If more than one intersection point exists, then the intersections correspond to multiple values of y for a single value of x (one-to-many).
Step-by-step explanation:
PLEAS HELP SOLVE FOR A WITH STEPS PLZ DUE TONIGHT
Ans wer
i dont know hmmmmmmmmmmmmmmmmmmmmmmmmmm
Step-by-step explanation:
Alice is inventorying two different warehouses. In the first warehouse, she determines that there are 4.6X10 to the third power of boxes. In the second warehouse, she determines that there are 5X10 to the fourth power of boxes. What is the combined number of boxes in both warehouses?
PLEASE HELP!!!!
Answer:4.6 × 30= 138
5 × 40= 200
Step-by-step explanation:
Please help me ASAP
Answer:
x ≤ -17
Step-by-step explanation:
Can someone please help me with this I really need help.
Answer:
The angle mPQO is 86°
Step-by-step explanation:
123°-37°
draw a suitable line on the grid and use your graphs to solve the equation 2/x - x^2 =5x
Answer:
I graphed the answer above in the image
Find the slope, m, and y-intercept, b, for the graph of the linear equation represented by the table below.
Answer: m=1/2, b=-7
Step-by-step explanation:
(0,-7) is the y-intercept on the line...
you divide a number by 3, add 6, then subtract 7. The result is 4. What is the number?
Answer:
15
Step-by-step explanation:
15 because 15 divided by 3 equals 5 + 6 equals 11 and 11 minus 7 equals 4
Peyton made a 40% on her Math test. If she got 12 questions correct, how many total questions were on the test?
Answer: 30
Step-by-step explanation:
40% = 12 | 40% + 40% = 80% | 80% = 24 | 12 / 2 = 6 | 6 = 20% | 40% + 40% + 20% = 30 questions
Please note that i'm not a professor and i might have this wrong.