A marine biologist discovered species with a diameter of 0.00085 inches. Express this measurement using scientific notation.

Answers

Answer 1

Answer:

8.5 or 8.50

Step-by-step explanation:

Move the decimal to the right four times, it will be in the middle of the 8 and 5.


Related Questions

A group of 11 people are going to the movies one Saturday. Adult tickets cost $12.50 each and child tickets cost $7.75 each. If the total cost for admission to the movies is $109.00, how many children attended the movie?
a.) 4
b.) 5
c.) 6
d.) 7

Answers

The answer is B. 5 !!

Answer: c=6

Step-by-step explanation: $12.50 x 5 adults = $62.50. $7.75 X 6 children = $46.50. $62.50 + $46.50 = $109

Sonya buys four pairs of shoes on sale for buy one, get one 50% off. The sales tax is 6.5%. If the original price for each pair of shoes was $35, how much does Sonya pay for the four pairs altogether?

Answers

Answer:

$111.83

Step-by-step explanation:

2 pairs would be original price (35) and 2 would be half off (17.5)

35 + 35 + 17.5 + 17.5= $105

sales tax = 6.5 %

$105 * 6.5 % = 6. 825

$105 + 6.825= 111.825

round up since you cant have 825 cents

$111.83

Fuji apples cost $3.00 per pound, and Golden Delicious apples cost $2.00 per pound. A childcare center purchases 30 pounds of a combination of the two types of apples for a total of $80. A table titled Apples showing Pounds, Cost per Pound and Total. The first row shows Fuji and has 30 minus g, 3, and x. The second row shows Golden Delicious, and has g, 2, and blank. The third row shows Total, and has 30, blank, 80. Which value could replace x in the table?

Answers

Answer:

3(30 - g)

Step-by-step explanation:

# of pounds of Fuji apples = (30 - g)

Cost per pound of Fuji apples = $3 per pound

Total cost of (30 - g) pounds of Fuji apples = 3 * (30 - g)

= 3(30 - g)

Answer:

B. 3(30-g)

Step-by-step explanation:

Got it correct on edg2020

simplify the expression n^3 • 3n

Answers

Answer:

Step-by-step explanation:

3n x n^3 = 3n^4


Which statement correctly describes a characteristic that a scientific
measuring tool should have?
A. To be accurate, it must be able to give consistent measurements
of a quantity
B. To be accurate, it must be able to make measurements using very
small units.
C. To be accurate, it must be able to make measurements that are
close to the actual value.
D. To be accurate, it must be able to make measurements using very
large units.
M

Answers

Answer:

I want to say your answer is option B.

Characteristics of a scientific measuring tool consist of:

Measure Ability

Usability

Validity

Reliability

Practicability

Essentially the measuring tool needs to be accurate.

Looking at the options, the answer that fulfills these requirements is Option A.

Best of Luck!

Mel and Rob set the alarms on their phones to sound at 6:45am.

Both alarms sound together at 6:45am

Mel’s alarm then sounds every 9 minutes.

Rob’s alarm then sounds every 12 minutes.

At what time will both alarms next sound together?

Answers

Answer:

7:21 am

Step-by-step explanation:

9    18   27  36

12 .24 36

36 minutes later  

if a =1 + r + 7r and b = 1 -r ,find an expression that equals A+ 3B in standard form. Answer: ​

Answers

Answer:

A+3B=4+5r

Step-by-step explanation:

Given that,

A = 1+r+7r

B = 1-r

We need to find an expression that is equal to A+3B.

Putting the values of A and B in A+3B, we get :

A+3B = 1+r+7r + 3(1-r)

=1+8r+3-3r

=(1+3) +(8r-3r)

=4+5r

Hence, the values of A+3B equals 4+5r.

(2,2), (-3,3) find the distance between the two points round to the nearest tenth.​

Answers

Answer :

[tex]d = \sqrt{26} [/tex]

The answer is Square root 26

Based on the above table, which occupation listed is projected to have the greatest total number of jobs in 2016? a. Network systems and data communications analysts b. Personal and home care aides c. Home health aides d. Personal finance advisors

Answers

Answer:

c. home health aide

Step-by-step explanation:

Answer:

its C, home health aids

Step-by-step explanation:

. Joseph tweets 1 3 times a day. Define each variable and write an algebraic expression to describe the number of posts after any given number of days

Answers

Given :

Joseph tweets 13 times a day.

To Find :

An algebraic expression to describe the number of posts after any given number of days.

Solution :

Let, number of tweets after x days are y.

Let, the relationship is , y = mx + c.

For, x = 1

13 = m +c     ...... 1)

x = 2

26 = 2m + c   .......2)

So, m = 13 and c = 0.

Therefore, algebraic expression to describe the number of posts after any given number of days is y = 13x.

Hence, this is the required solution.

help please thanks.

Answers

Answer:

it would be -18 then 17 cause u distribute the negative sign

Find the length of the base of the following pyramid, given the height of the pyramid is 211 meters and the angle of elevation of the base of the
pyramid is 62. Round to the nearest whole number. (4 points)
h = 211 m
62
length of the base

Answers

Answer:

224 meters

I took the test, and got it right.

Answer:

224 meters

Step-by-step explanation:

Have a great day!

Cole ordered football equipment containing 20 items that cost $477. The equipment
included footballs and gloves. If the footballs, f, cost $27 and the gloves, g, cost $18,
which of the following systems of equations can be used to determine the number
footballs and gloves Cole ordered?

Answers

Answer:

wow to hard dis might take a while

Greg receives the following scores on his math tests: {90, 83, 78, 95}. What is the minimum score he needs on the last math test in order to get an 85 average in the class?

Answers

Answer:

79

Step-by-step explanation:

the total of 90, 83, 78, 95= 346 which averages to 86.5

346+79=425

425/5= 85

Using a portion of her savings as a down payment, Sarah bought a new car in order to commute to her new job, reducing her savings account to only $2220. From her expendible income of $2440, essential expenses (fixed) are $1010 per month, essential expenses (flexible) are $500 per month, and nonessential expenses are $430 per month. Sarah has decided to reduce her nonessential expenses for 9 months to only $230 per month, in order to build her savings back up to $5820. Then she will return her nonessential expense budget to the original $430 per month. Choose the reason or reasons why Sarah would spend less money every month temporarily in order to have this fund. I. She realizes the importance of having an emergency fund. II. She wants to build up her retirement account. III.She understands that reducing expenses can increase savings. a. I b. II and III c. I and III d. II

Answers

Answer:

C. I and III

Step-by-step explanation:

Answer:

c

Step-by-step explanation:

Points P and Q are plotted on a line.
1. Find a point
R so that a
180-degree
rotation with
center R
sends P to
Q and Q to
P

Answers

Answer:I think its p

Step-by-step explanation:

What is the distance between -3 and -2

Answers

Answer:

5

Step-by-step explanation:

if you subtract both of them in absolute value, you would get 5.

Also, if you take away the negatives, you would get your answer.

Answer:

1

Step-by-step explanination

The distance between -3 and -2 is one

-3-(-2)= -1

subraction sign turns to a positive and so does -2

PLEASE HELP! I’m so confused and i’ve already tried and gotten wrong.
30 points

Answers

Answer:

if there was a 15% discount, then you paid 75% of the original price. Since we don't know the orginal price, we will assign it the variable x. Change 75% to a decimal. The equation would be:

.75x = 208.25 To get the variable by itself, divide each side by .75

.75x/.75= 208.25/.75

x = 277.6

The original price of the suit was $277.6

I hope this helped you.

Rearranging Equations: Solve the equation for y: 8x + y = 14 Solve the equation for x: -9x + 3y = 18

Answers

Answer:

y=14-8x

x= -2 + 3y/9x

Step-by-step explanation:

8x+y=14

isolate y so you get:

y=14-8x

-9x+3y=18

isolate x so you get:

-9x=18-3y

divide on both sides to get x by itself

-9x/-9x  18-3y/-9x

x= -2 + 3y/9x

Hope this helps :)

If: AB= 2x + 6, AC = 51, and BC=6x +5, Find BC.

Answers

Answer:

Assuming A, B, and C are collinear and B is between A and C then BC = 35

Step-by-step explanation:

Assuming A, B, and C are collinear and B is beetween A and C

AB + BC  = AC

2x + 6 + 6x + 5 = 51

 8x + 11 = 51

    8x = 40

     x = 5

BC = 6x+5 = 6×5 + 5 = 35

!!!!PLEASE HELP!!!!! 20 points

The local ice cream parlor bought 100 half gallons of gelato for $2.40 per half gallon and stored it in two freezers . One freezer broke, ruining 14 half gallons. If the remaining gelato is sold for $3.96 per half gallon, how much profit will the parlor make? Remember to include a dollar sign in your answer .

Answers

Answer:

The profit is $100.56

Step-by-step explanation:

The total cost for the ice cream was 100 * 2.40 = 240

14 1/2 gallons were ruined so there were 100 -14 = 86 half gallons left

They sold these at 3.96 each

86 * 3.96 =340.56

The profit is the money made minus the cost

340.56-240 = 100.56

The profit is $100.56

-7k + 5(6k + 5) < 209

Answers

Answer:

k < 8

Step-by-step explanation:

-7k + 30k + 25 < 209

23k < 209 - 25

23k < 184 /: 23

k < 8

If you have any questions about the way I solved it, don't hesitate to ask me in the comments below ÷)

I NEED HELP IMMEDIATELY PLZ!

Answers

Answer:

f ( x )  = [tex]x^{3}[/tex] −  2 [tex]x^{2}[/tex]  +  x  +  C

what is f(2) = 2x -6

Answers

Answer:

f(2) = -2

Step-by-step explanation:

f(2) = 2x - 6

f(2) = 2(2) - 6

f(2) = 4 - 6

f(2) = -2

If noah eats 1/3 of an apple in 1/6 mintues how much willi it take to eat a full apple.

Answers

Answer:

30 Minutes

Step-by-step explanation:

1/6 = 10 minutes

so if he eats a third every ten minutes then it will take him 30 minutes

Round 97.081 to the nearest tenth

Answers

Answer:

97, that's the answer.

Answer: 97.1

Step-by-step explanation: the tenth is the first number after the decimal place so in your question that number is the 0 and the number next to it is 8 so, our 0 needs to change because 8 is bigger than 5 on the number line which makes our 0 increase to 1. You don't need to change the whole number at all.

How is the expression 7^-4 written using a positive exponent?

Answers

It would be written as a fraction to make the exponent negative put it over one : 1/7^4

Buzzard borrowed $40,500 on March 1, 2021. The principal is due to be collected in five years. Interest is receivable each March 1 at an annual rate of 10%. Record the adjusting entry for interest at its year-end of December 31.

Answers

Answer:

40,500 on March 1,2021 theoriincipal

Answer quick plzz...........................

Answers

Answer:

.

Step-by-step explanation:

Using words, express x< 7

Answers

Answer:

X is less than seven

Step-by-step explanation:

"<" means less than, and shows that x is less than 7

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