Please help!! This is urgent!!

Answer:

According to me the answer should be 'a'

Answer:£500

Step-by-step explanation: 600 ÷ 1.05

Answer:

£500

Step-by-step explanation:

Answer:

A duck with 2 feet

Answer:

Donald duck and Remy

Step-by-step explanation:

Answer:

1145

Step-by-step explanation:

830(2) 28/13

​   ^ do that ok??????? plug it in!!!!!!!!

then do u know what u will get? u will get this !!!!!! y = 1145.09631989

round 2 da whole numba and den boom shakalaka B ) i got my question wrong so that i could put the right answer here. bye yall

The number of bacteria doubling every 28 hours will be 1145 after 13 hours.

The formula for exponential growth is y = y₀.e^(kt).

The formula for exponential decay is y = y₀.e^(-kt).

In the case of doubling the growth of bacteria, we can use the formula,

[tex]y_f = y_0\times2^{\frac{t_r}{t}[/tex], where [tex]y_f[/tex] represents the final population, [tex]y_0[/tex] is the initial population, [tex]t_r[/tex] is the time we are required to determine, and [tex]t[/tex] represents the time rate growth.

Therefore from the given information, the number of bacteria after 13 hours will be,

[tex]y_f = 830\times2^{\frac{13}{28}[/tex].

[tex]y_f = 830\times1.38[/tex].

[tex]y_f = 1144.86[/tex] or 1145 bacterias.

Q. In a lab experiment, 830 bacteria are placed in a petri dish. The conditions are such that the number of bacteria is able to double every 28 hours. How many bacteria would there be after 13 hours, to the nearest whole number?​

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Explanation:

The quickest way to get this answer is to add the angles given to get 87+46 = 133

This is through the use of the remote interior angle theorem.

Note how the angles 87 and 46 are interior, or inside the triangle. And also, they are not adjacent to the exterior angle we want to find. So that's where the "remote" portion comes in.

----------------

The slightly longer method involves letting x be the measure of the missing interior angle of the triangle.

The three interior angles add to 180

87+46+x = 180

133+x = 180

x = 180 - 133

x = 47

The missing interior angle of the triangle is 47 degrees.

Angle 1 is adjacent and supplementary to this 47 degree angle, so,

(angle1)+(47) = 180

angle1 = 180-47

angle1 = 133 degrees

This example helps confirm that the remote interior angle theorem is correct.

Answer:

19.625cm squared because you have to divide the diameter by 2 to get the radius.

Step-by-step explanation:

Answer:

Your answer should be $29.40

Step-by-step explanation:

If you divide 21 by 5 you get 4.2, so each book costs $4.20.

4.2 x 7 = 29.4

Therefore, your total cost for 7 books will be $29.40

I hope this helps!

Answer:

w = 31

Step-by-step explanation:

Since this is a rhombus

==> GFE + FED = 180

2w + w + 87 = 180

==> w = 31

Answer:

I can automatically eliminate B and D because those values are two high. My guess is C 6.2.

Step-by-step explanation:

Answer: 1 1/3

Step-by-step explanation: slope is the difference in y values over the difference in the c values

Answer:

[tex] m = \frac{14 - 2}{19 - 10} \\ \frac{12}{9} \\ m = \frac{4}{3} [/tex]

the slop is equal to 4/3

Answer:

R 8.8

Step-by-step explanation:

Here, we want to get the price per ticket

from the question, we have that 114 buys 13 tickets

thus, the cost of a ticket is R 114/13

= 8.80

Answer:

464 ft

Step-by-step explanation:

How to find out volume:

Length x Width x Height

= Volume

--

8 x 4 x 14.5 = 464 ft

Answer:

It is in deficit

Step-by-step explanation:

If you take her income (655) and subtract all of the expenses, including adding the annual expenses together and dividing them by 12 months, the result would be negative.

It is in deficit describes the Monica's budget.

Two or more expressions with an Equal sign is called as Equation.

We can calculate Monica's total fixed expenses as:

Rent + Electric + Transportation + Food + Entertainment = $200 + $45 + $78 + $190 + $30 = $543

Her annual expenses are:

Car Insurance + Books = $945 + $280 = $1225

Adding her fixed and annual expenses gives:

$543 + $1225 = $1768

Since her income is only $655, her expenses exceed her income and she is operating at a deficit. Therefore, the answer is: It is in deficit.

Hence, It is in deficit describes the Monica's budget.

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Answer:

64

Step-by-step explanation:

Answer:

56

Step-by-step explanation:

4x4=16

2x4=8

8x4=32

       ± =56²

Answer:

2.2% per year

Step-by-step explanation:

Problem:

You deposit $500 into a bank account and received $55 simple interest after 5 years. What had been the interest rate?

Result:

The interest rate was 2.2% per year.

Explanation:

Find interest rate by using the formula I = P*i*t , where I is interest, P is total principal, i is rate of interest per year, and t is total time in years.  In this example I = $55, P = $500 and t = 5 years, so

i = 55/500*5

i=0.022 = 2.2% per year

Hope it helps XD

Answer:

x=4 I'm sorry that I used

Step-by-step explanation:

5 360

8 x

5x=360•8

x=576miles

Answer:

(x−5y)(9x+8)

Step-by-step explanation:

9x^2−45yx+8x−40y

Do the grouping 9x^2−45yx+8x−40y=(9x^2−45yx)+(8x−40y), and factor out 9x in the first and 8 in the second group.

9x(x−5y)+8(x−5y)

Factor out common term x−5y by using distributive property.

(x−5y)(9x+8)

Answer:

C. 40 square inches but i could be wrong

Answer:

the answer is 24x⁴

first you multiply 6 by 4,

next you multiply X² by x², which really means you add the numbers on top of the variable

Hey there!

The answer is 6:54

The time on the clock shows 6:20, because the hour hand is after the 6, and the minute hand is on the 4 (which we multiply by 5 to get the minutes).

If it takes her 8 minutes to walk to the bus, 10 to pack lunch, and 16 to get dressed, that's a total of 8 + 10 + 16 minutes, or 34 minutes.

So, we add that to the minutes, so 20 + 34 = 54, therefore the time is 6:54 when she arrives.

Have a terrificly amazing day! :)

Answer:

Yanice should get up at 5:43 to be on time for the bus.

The football players get ready to go to class at 8:17 A.M.

Gymnastics is 50 minutes longer than the piano lessons.

Hope this helps ;)

Answer:

Katie’s brother is now 31 years old

Step-by-step explanation:

You would add 4 to 27

Answer:

n=10

Step-by-step explanation:

Because all exterior angles =360

so 360/36=10

hope this helps

Answer:

n=10

Step-by-step explanation:

(10-2)x180 = 1440

1440/10 (the angle of each interior) = 144

180-144 = 36