Need help with 2 math questions pls help me for 20 points.

Need Help With 2 Math Questions Pls Help Me For 20 Points.

Answers

Answer 1
The answers are A and B

Related Questions

use the circle below to find the angle measures and arc measure

Answers

Answer:

We'd need to see the full circle to answer

Step-by-step explanation:

Suppose lifetime of certain type of car batteries are

normally distributed. Brand G has a mean lifetime of three years and

a standard deviation of one year. Brand M has a mean lifetime of 36

months and a standard deviation of four months.

(a) Which brand is more reliable and why?

(b) Pick one battery from each brand randomly, which one has a

better chance to last for four years and why?

Answers

Answer:

Follows are the solution to the given points:

Step-by-step explanation:

The brand (M) will become more reliable as the standard deviation of an (M) brand will be much lower than the standard deviation of (G) brand.

such as four years,

Calculating the z score for G brand[tex]= \frac{(4-3)}{1} = \frac{1}{1} = 1[/tex]

Calculating the z score for M brand[tex]= \frac{(4-3)}{(\frac{1}{3})} = \frac{(1)}{(\frac{1}{3})} = 1 \times \frac{3}{1}= 3.[/tex]

Because the z mark of the (G) brand is less, it is much more probable that the (G) Brand could last four years. It is because the variability of the (G) brand is very high, which allows lasting longer by expanding its expansion.

Suppose y varies directly with x, and y=98 when x=14. Write the direct
variation equation that relates x and y.

Answers

Answer:   y = 7x

===========================================================

Explanation:

Since y varies directly with x, this means y = kx for some constant k.

Plug in y = 98 and x = 14 to solve for k

y = kx

98 = k*14

98/14 = k

7 = k

k = 7

Therefore, y = kx updates to y = 7x which is the equation we're after.

Answer:

y = 7x

Step-by-step explanation:

The general formula for direct variation is y = kx, where k is the constant of proportionality.  If y = 98 when x = 14, then k must be 98/14. or 7, and so

y = 7x is the desired direct variation equation.

Eşit sayıda yolcu taşıyan 3 otobüste toplam 93 yolcu vardır. Otobülerden birer
tane yolcu iniyor otobüste kaç yolcu kalır?​

Answers

Her otobüste esit dediğinden 93 ÷3den 31 yolcu vardır

Her otobüsten eşit sayıda yolcu indiğinde 31-1 den 30 yolcu kalır

Her otobüste 30 yolcu kaldığından ve 3 otobus olduğundan 30 ×3 den 90 yolcu kalir

WILL MARK BRAINLIST please help me ive done this like 9 times and i cant figure this out
will mark brainlist if correct

Answers

Answer:

30

1.301

Step-by-step explanation

f(x) and g(x) are inverse functions.  Note that the logrithmic notation for [tex]f(x) = y = b^{x} \\ is\\ log y_{b} = x[/tex]

So, when x = 1.477,  f(x) = y = 30

and when x = 20, g(x) = y = 1.301

Give one pair of vertical angles and one pair of supplementary angles shown in the figure below.​

Answers

Answer:

Vertical : Angles 1 & 4 Supplementary: 5 & 6

Step-by-step explanation:

Vertical angels are angles that have the same measure that are opposites of each other (1 & 4) and supplementary angles are 2 angles that equal 180 degrees that are right next to each other or right above each other (5 & 6) (3 & 5)

Nun the same without u, U stoke in my mind. I can't stop think about u. I can't go to sleep. imma wake 24/7 . I'll be call-in my homie to punch me to sleep. That shii hurts. I see ur face on my walls staring at me . Lucid Dreams, Lucid Dreeeaams . My head going crazy. I think I'm going insane. I- I- I can't stop thinking about u. I take pills for this shii. um oh oh ahhaa. I got Draco on my side.

Answers

Answer:

uhhhhhhh nice

Step-by-step explanation:

Answer:

Just why

Step-by-step explanation:

SERE
RE
a.
Which of the following equations correctly describes how to calculate gross profit?
gross profit = (net sales) - (cost of goods sold)
b. gross profit = (cost of goods sold) - (net sales)
gross profit = (net income) - (operating expenses)
d. gross profit = (operating expenses) - (net income)
C.

Answers

Answer:

Step-by-step explanation:

d.

net income = (net sales) - (cost of goods sold) - (operating expenses)

i hope I’m right lol

Answer:

its a. gross profit = (net sales) - (cost of goods sold)

Step-by-step explanation:

The slope of a line is and the y-intercept is (0, 6). What is the equation of the line in slope-intercept form?

Answers

Answer:

y=x+6

Step-by-step explanation:

Match each equation with its graph. Use the graph of
y= x, shown in red, to help.

Answers

Answer:

igggg

Step-by-step explanation:

hfghggghvvhhhgghu

12. Three friends went to an ice cream parlor for ice cream. They each paid $3.51 for their ice
cream, including an 8% sales tax.
What was the total cost of all three bowls of ice cream before tax was added?
$

Answers

Answer:

total cost - $3.23 per icecream cone no tax // cost is $9.69 all 3 ice cream cones no tax // solve by multiplying .08 by $3.51. you get .28 // subtract that from $3.51 to solve

Compare these ratios

1.2:5 and 1:1

2. 0:5 and 100:1

3: 100:1 and 1:100

Answers

Answer:

ți-am dat răspunsul ce tot vrei ?

Answer:

Hiiiiiii

Step-by-step explanation:

how are you?

Please help me. its due in 15 minutes.

Answers

Answer:

sorry

Step-by-step explanation:

Answer:

$3,685.9

Step-by-step explanation:

A line passes through (-3, 6) and has a slope of -5.
What is an equation of the line?

Answers

Answer:

y=-5x-9

Step-by-step explanation:

y-y1=m(x-x1)

y-6=-5(x-(-3))

y-6=-5(x+3)

y=-5x-15+6

y=-5x-9

If £25 = 450 rubles, how many £ are in 864 rubles?

Answers

Answer:

£48

Step-by-step explanation:

£25 = 450 rubles

We need to know how many rubles you can get from £1.

£25 = 450

£ = 450/25

£ = 18

So, with £1 you get 18 rubles.

To know how many £'s you would need for 864 rubles, you need to divide 864 by 18.

£ = 864/18

£ = 48

PLEASE HELP ASAP

What is the area of this polygon?

Answers

Answer:

45

Step-by-step explanation:

The area can be found by sectioning the polygon into three shapes.  A rectangle with an area of 18 inches can be found at the bottom, while the top can be divided into two triangles.  The triangle on the left has an area of 18in^2, (1/2*6*6) while the triangle on the right has an area of 9 in^2 (1/2*6*3).

Total area for all three shapes is 45 sq. inches

some body can help me with math please​

Answers

Answer: okkkkkk

Step-by-step explanation:

How can I help you?............

56 es racional o irracional​

Answers

Answer:

racional

Step-by-step explanation:

56 = 56/1 = 112/2

racional

Give an example for a statistical question and a non statistical question.

Answers

Statistical questions can have more than one possible answer. Non statistical questions has only one answer.
A statistical question:
Do dogs run faster than cats?
Non statistical question:
How old are you?
I hope this helped. If it did, I would appreciate if you can give me brainliest

Simplify 6 - 3y + (-8y) + 5.2.

Answers

Answer:

−11y+11.2

Step-by-step explanation:

How do you solve Slope Intercept

Answers

Answer:

Rise over Run

Step-by-step explanation:

Start to count up and count across the graph so like

^ then ——>

|

Death Star shoots at Earth! Earth explodes! No survivors!

Answers

Answer:

WHY?

Step-by-step explanation:

i need 1 MORE BRAINLIEST!!!

2.)
Find the perimeter of an isosceles triangle whose base is 16 cm and whose height is 15 cm.

Answers

Answer:

50 cm

Step-by-step explanation:

The altitude from the vertex to the base bisects the base and divides the triangle into 2 right triangles.

Using one of the right triangles with legs 8 and 15 , then hypotenuse h is

h² = 8² + 15² = 64 + 225 = 289 ( take the square root of both sides )

h = [tex]\sqrt{289}[/tex] = 17

The 2 congruent sides of the isosceles triangle are 17 cm

Then the perimeter P is

P  = 17 + 17 + 16 = 50 cm

Question 10 of 10
A triangle has two sides of lengths 4 and 7. What value could the length of
the third side be? Check all that apply.
DA. 11
✓ B. 7
C. 3
DD. 5
DE. 17
DE 9
SUBMIT

Answers

9514 1404 393

Answer:

  B, D, F

Step-by-step explanation:

The length of the third side must lie strictly between the sum and difference of the given lengths. If the third side is x, you must have ...

  7-4 < x < 7+4

  3 < x < 11

The numbers in the list of choices that lie between these limits are 5, 7, 9, choices B, D, F.

2(10.8 k+ 2.9) What's the answer

Answers

21.6k + 11.8

I believe is the answer good luck!

The temperature at 12 am was 44 degrees. The temperature dropped steadily for the next 8 hours to reach the daytime low of 20 degrees. What was the temperature at 6 am?

Answers

Answer:

62 degrees

Step-by-step explanation:

Points (12,440 and (20,20)

Slope = -3

Equation of line: y - 44 = -3(x - 12)

Plug in x = 6 to get y = 62.

4x - 10 = 22
two step equations(integers)

Answers

the answer is x=8

I hope this helped

Lanu draws a rectangle that is 10 inches wide and 20 inches
long. Which rectangle described below has the same area?
F 5 inches wide and 25 inches long
G 8 inches wide and 25 inches long
H 15 inches wide and 15 inches long
J 15 inches wide and 25 inches long

Answers

The answer is G because 10x20=200 and 8x25=200

Answer:

G

Step-by-step explanation:

A 10 x 20 inch rectangle has an area of 200 square inches. Therefore, we must find the rectangle that is also 200 square inches.

The formula of finding the area of a rectangle is multiplying width times length.

F) 5 * 25 = 125

G) 8 * 25 = 200

H) 15 * 15 = 225

J) 15 * 25 = 375

Therefore, rectangle G has the same area, since it is also 200 square inches.

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honey i'm home

Answers

Answer:

W t f

Step-by-step explanation:

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What is the slope of the line that passes through the points (9,6) and
(5, -8)?

Answers

y2-y1
--------
x2-x1

-8-6
---------
5-9

-14
-----
-4

= 14/4

= 7/2
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