How much of a radioactive kind of silver will be left after 50 seconds in the half-life is 25 seconds and you start with 204 grams?

Answers

Answer 1

Answer:

51

Step-by-step explanation:


Related Questions

A ski resort charges Susan a flat fee of $65 to rent skis. It also charges her a daily rate of $22 for a ski lift pass to get skiers back up the mountain. Let d = the number of days a ski lift pass is rented. If Susan is
charged $175, which equation represents her situation?

Answers

Answer:

65+22d=175

Step-by-step explanation:

Please solve no explanation needed

Answers

Answer:

Option 3

Step-by-step explanation:

I know you said no explanation is needed but I'm going to give it anyways

(1)     Semester 1 and 2 have the same interquartile range (12) so it can't be option 1.

(2)    Semester 1 and 2 have the same median so it can't be option 2.

(3)    Option 3 is true, semester 2 does have the greater mean.

(4)    Semester 1 have the greater third quartile so option 4 can't be true.

a soup can has a diameter of 6.7cm and is 10cm tall, the label was printed on a rectangular sheet of paper that is 10cm wide and how long?

Answers

Answer: 6.7 centimeters

immigration lead to faster expansion

Answers

If this is a T or F question the answer would be True
this is in fact true, if this is a true or false question I would put true :) hope this helps

Please help me please I really need help

Answers

Answer:

(5x-7)(9x²-4x-8)

=5x(9x²-4x-8)-7(9x²-4x-8)

=45x³-20x²-40x-63x²+28x+56

=45x³-83x²-12x+56

Answer:

45x³-83x²-17x+56

Step-by-step explanation:

(5x-7)(9x²-4x-8)

5x(9x²-4x-8) -7 (9x²-4x+56)

45x³-20x²-45x-63x²+28x+56

45x³-83x²-17x+56

ILL MARK YOU BRAINLEIST pls help me out with this .

what are some equations using the digits 0-9 whose soultion is 1/2.

(i need three equations) ​

Answers

Answer:

Step-by-step explanation:

1. x - 1 = [tex]\frac{-1}{2}[/tex]

    x = [tex]\frac{-1}{2}[/tex] +1

    x = [tex]\frac{1}{2}[/tex]

2.  8x - 5 =9

8x = 9 - 5

8x = 4

x = [tex]\frac{4}{8} = \frac{1}{2}[/tex]

3.  2[tex]x^{3}[/tex] = [tex]\frac{1}{4}[/tex]

     [tex]x^{3}[/tex] =  [tex]\frac{1}{4}[/tex] x [tex]\frac{1}{2}[/tex]

[tex]x^{3}[/tex] = [tex]\frac{1}{8}[/tex]

x = [tex]\sqrt[3]{\frac{1}{8} }[/tex]

x = [tex]\frac{1}{2}[/tex]

Here are the scores that Jenna has
received on her seven quizzes.
16, 11, 20, 16, 12, 17, 18
What is the upper quartile?

Answers

Answer:

18

Step-by-step explanation:

median = 16

lower quartile = 12

upper quartile = 18

Lilbabyonme hahahahahahahahahahahahay

Answers

Answer: ghrhuydduyfgjrguh

Step-by-step explanation:

jcjdmsjskskms

jsjsksjsmsjdjskaowkdndnd

jsjsksisjsjdhdjeiwksjd

find the range 15,2,3,7,8,4,3,2,16,2,4

Answers

Answer:

Your range will be about 14.

Answer:

Subtract the minimum data value from the maximum data value to find the data range. In this case, the data range is

16-2= 14

14

Which benchmark is between
7/8
and 7/4

A: 1/2
B: 1

Answers

B.
7/8 = .875
7/4 = 1.75
7/8 < 1 < 7/4

Lin missed class and Tyler is helping her use the table to approximate the angle measures that have the ratios listed. Tyler says, “You can use the right triangle table to figure this out.” Lin notices that some of the ratios are the same in each row. Estimate the angles and explain why some of the values are repeated.

Answers

Answer:

d is the correct answer

Step-by-step explanation:

bc i did thid

The angles for which the ratios shown in the table are 55° and 35°.

What is Right Angled Triangle?

Right angled triangle are those triangle for which one of the angle is 90 degrees.

For any angle, X, in a right triangle, trigonometric ratios are defined as,

sin X = opposite side / hypotenuse

cos X = adjacent side / hypotenuse

tan X = opposite side / adjacent side

Given is a table which represents the sine, cosine and tangent of two angles in a right angled triangle.

Let x and y be the two angles.

sin x = 0.819, cos x = 0.573 and tan x = 1.428

x = sin⁻¹ (0.819) = cos⁻¹ (0.573) = tan⁻¹ (1.428) = 54.98° ≈ 55°

The sum of the interior angles of a triangle is 180°.

In a right triangle, one angle is already 90°.

Sum of the other two angles = 180° - 90° = 90°.

One angle is got to be 55°.

Then the other angle will be 90° - 55° = 35°.

The sine of 55° is equal to the cosine of 35° and the sine of 35° is equal to the cosine of 55°.

This is because that the opposite side of one angle will be the adjacent side of the other angle.

And the hypotenuse is constant.

sin 55=opposite side/hypotenuse and cos 35=adjacent side/ hypotenuse

Opposite side of 55° and adjacent side of 35° are same.

So they have the same values.

Hence the measures of the angles are 55° and 35°.

Learn more about Right Angled Triangles here :

https://brainly.com/question/28217813

#SPJ2

GIVING BRAINLIEST PLEASE HELP!!
-if you answer correctly ill give you brainliest which will give you 35pts-

(!!You Have To Match Them!!)

Answers

Answer:

See attached

Step-by-step explanation:

The matching pairs are in the picture

The amplitude of this graph is?

Answers

The amplitude is 3 or it could also be called 5 if your looking at the y-axis

Answer:

Step-by-step explanation:

Answer is : 2

If
the volume of a
cube is 3375 cm3,


find
its
height
and base​

Answers

Answer:

If it is a cube then its height and base are equal which is the cube root of 3,375 or 15

Step-by-step explanation:

After working for 24 hours we made 234 after working for 40 hours do we need 390 predict how much she would make after 10 hours of work

Answers

Answer:

97.5

Step-by-step explanation:

234/24=9.75

10x9.75=97.5

c) Solve for x given the perimeter of the trapezoid is 277 m.
how do i solve x

Answers

I need the whole question to answer cuz i don’t have the equation to work with

1200 bricks each of 0.075m3 volume are required to construct a wall of length 25m and height 9m. Find the breadth of the wall.​

Answers

Here's the solution,

Volume of wall :

=》total bricks × volume of each brick

=》1200 × 0.075 m³

=》90 m³

volume of wall :

=》lenght × width × height

=》25 × 9 × width

=》225 × width

now, by equating the volumes, we get

( since they are volume of same wall )

=》225 × width = 90

=》width = 90 ÷ 225

=》width of wall = 0.4 m

Simplify to create an equivalent expression.
1+4(6p-9)

Answers

The answer is 24p-35

I have no idea what the answer so what do you guys think that answer is?

Answers

I think it’s 1!


Because when you look at line y, you go down to where it meets up with line x, (y is negative numbers until it meets with line x) after that it isn’t a negative number and it turns into positive numbers. So it’s 1! I’m so sorry if this is wrong!

Simplify 3t + x + x + 2y and show how you did it help for homework-

Answers

Step-by-step explanation:

3t+x+x+2y3t+2x+2y

hope it helps.

stay safe healthy and happy.

Step-by-step explanation:

3t + x + x + 2y

we can only add terms with the same letter and since it is only t that is common we add it

giving us;

3t + 2x + 2y

PLEASE HELP!!!!!
Let event A= The student plays Basketball
Let event B= The student plays soccer
What is P(A or B)

Answers

Answer: it’s 7/1”

Step-by-step explanation: just took it

A college professor hands out a list of 10 questions, 5 of which will appear on the final exam for the course. One of the students taking the course is pressed for time and can prepare for MATH 270 Assignment 2 W. Li 2 only 7 of the 10 questions on the list. Suppose the professor chooses the 5 questions at random from the 10. a) What is the probability that the student will be prepared for all 5 questions that appear on the final examination

Answers

Answer:

21 / 252

Step-by-step explanation:

Recall : nCr = n! ÷ (n-r)!r!

The total possible outcome ; 5 questions out of 10

10C5 = 10! ÷ 5!5! = (10*9*8*7*6)÷(5*4*3*2*1) = 252

Required outcome :

All 5 questions set being from the 7 questions covered and 0 from the 3 left uncovered

7C5 * 3C0

7C5 = 7! ÷ 2!5! = (7*6) ÷ (2*1) = 21

3C0 = 3! ÷ 3!0! = 1

Probability = required outcome / Total possible outcomes

P(All 5 questions prepared for appears) :

[7C5 * 3C0] ÷ 10C5

(21 * 1) / 252

= 21 / 252

You are planning a party for a group of friends. The cost of
the party will be $30 to rent the room plus $5 per person.
You have a budget of $75. Which inequality gives you the
best estimate of the number of people p that you can invite.
to your party?

Answers

Answer:

30 + 5p ≤ 75

Explanation:

This inequality describes that your total cost (which is dependent on the amount of people you invite) must be less than OR equal to $75.

HELP ME PLEASE I DON'T UNDERSTAND

Answers

Answer:

For #9 it can be 4,6, or 7

#10 is angle 3

#11 is 134

#12 is 49

Step-by-step explanation:

#9 just look at the picture given and see which one is opposite from it

#10 look at which one is beside it but that the ’half‘ circles are facing each other

#11 and #12 subtract the angles they give you and see if they are next to each other and if they are that subtract the number they give you by 180-the degrees of a line

how to solve this plzzzzz mark you brinlast

Answers

Step-by-step explanation:

S)

4k²-1=63

4k²=63+1

4k²=64

k²=64/4

k²=16

k=√64

k=8

Help me please it's 2:00 in the morning and I really need your help with this assignment I have to submit them because the school will be off on June 05 so I have to complete my missing works:( please help

Answers

Answer:

x = 4

Step-by-step explanation:

Here, given that the two triangles are similar, we want to find the value of x

Mathematically, when two triangles are similar, the ratio of their corresponding sides are equal

Thus, we have it that;

ED/EF = XY/YZ

5/2x-1 = 10/14

14(5) = 10(2x-1)

70 = 20x -10

70 + 10 = 20x

20x = 80

x = 80/20

x = 4

if your good at precalculus and don't mind doing word please leave a comment down below.

Answers

Answer:

I'm in high school. Sorry I haven't started pre-calc yet. but, I really hope that you can find someone who can help. I'm just answering this for the points.

Step-by-step explanation:

Have a great rest of your day/night!

12g^2 + 7g^2 simplify

Answers

Answer:

19g^2

Step-by-step explanation:

Answer:

144 I think????? ????????

please help what is .25?

Answers

Answer:

0.25 is a decimal

Step-by-step explanation:

the circumference of a circle is 128π inches. find the exact length of the diameter.

Answers

Answer:

d≈40.74

Step-by-step explanation:

Using the formulas

C=2πr

d=2r

Solving ford

d=C/ π=128/ π≈40.74367

Hope this helped!!!!!

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